Answers
If you want to find the answer go to jishka
Explanation:
Related Questions
suggest why it is important to stir the contents of the fermenter continuously
Answers
Answer:
Microbes and nutrients are put into the fermenter and air is bubbled through so that the microbes can respire aerobically
Explanation:
Paddle stirrers ensure that the microbes, nutrients and oxygen are well mixed and distributes the heat evenly.
Explain why serine proteases do not catalyze hydrolysis if the amino acid at the hydrolysis site is a D-amino acid. Trypsin, for example, cleaves on the CC-side of L-ArgArg and L-LysLys, but not on the CC-side of D-ArgArg and D-LysLys.
Answers
Answer:
Explanation:
A protease is an enzyme that catalyzes the hydrolysis of the peptide bonds that tie polypeptide chains together, releasing individual amino acid subunits. The L and D nomenclature for amino acids defines the structure of the glyceraldehyde isomer through which the amino acid can be produced.
SEE BELOW FOR THE APPROPRIATE STRUCTURES.
We need to figure out why swine proteases hydrolyze L-amino acids but not D-amino acids in any way. we know that enzymatic catalysts act as polypeptides if you can recall. They must retain a very precise three-dimensional structure for a catalytic activity to occur. Substrates that do not quite match the required configuration at the active site will not be reacted to — this is a "lock and key" style.
The present exercise may be explained by the fact that the configuration and structure of D-amino acids prevent them from binding properly to the active site of the protease enzyme. Perhaps they're pointed in the wrong direction, or perhaps there happens to be missing electrical interaction that's needed to keep the substrate in position.
Nonetheless, L-amino acids, on the other hand, seem to have the right configurational aspects in the active site and are hydrolyzed.
Describe eggs laid in water.
Answers
Answer:
Eggs laid in water? Wet eggs? im not sure i understand? like frog eggs?
Explanation:
if its frog eggs then small and slimy and kind of squishy.
Which would be most useful for overcoming the disadvantage of using ores?
using public transportation
recycling aluminum products
buying paper instead of plastic
minimizing electricity usage
Answers
Explanation:
The minerals present in the ores are non-metals and metals. Recycling of aluminium products is most useful for overcoming the disadvantage of using ores, because ores are non-renewable resources, which means that their abundance is low on earth and these resources once used cannot be replenish.
Explanation:
B.
explanation because its arbys
what are the characteristics steps of the scientific method?
Answers
research
construct hypothesis
test hypothesis
analysis data & draw conclusion
report your result
inquiry based pedagogy is being embraced in principle across the globe. in the last decade , it has been supported by an increasing body of research on its effectiveness. illustrate your understanding of the concept of inquiry based pedagogy with a relevant example
Answers
Inquiry-based pedagogy involves fostering curiosity and active learning. For example, students investigating real-world environmental issues and proposing solutions.
Inquiry-based pedagogy is a teaching approach that promotes active learning and critical thinking through inquiry and exploration. One relevant example of inquiry-based pedagogy is a science classroom where students are encouraged to design and conduct their own experiments. Instead of simply following instructions, students formulate research questions, develop hypotheses, plan and execute experiments, collect and analyze data, and draw conclusions. For instance, students may investigate the effect of different variables on plant growth by manipulating factors like light, water, or soil composition. This approach allows students to engage in authentic scientific practices, develop problem-solving skills, and gain a deeper understanding of the scientific method. By actively participating in their learning process, students develop a sense of ownership and become more engaged, fostering a love for learning and nurturing their ability to explore and discover knowledge independently.For more such questions on Pedagogy:
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If a human cell has more or less than the correct number of chromosomes, what is alikelyresult? Select all that apply.A It can cause cell cloning in humans.B. It can result in lower human diversity.CIt can cause the human's DNA to replicate.D.It can cause mutations in the DNA of the human.
Answers
Molecular Biology: Mutation
Genetics: Genetic Disorders
Humans normally have 23 pairs of chromosomes, 22 pairs are autosomal chromosomes and a sexual pair. Having an extra chromosome or lacking one is a type of large-scale mutation, caused by errors in the meiosis. When the number of chromosomes is not correct, this causes different syndromes that can affect the health of the individual.
Some examples are:
Down syndrome (trisomy 21)
Turner syndrome (lossing
which of the following is a property of a reversible cholinesterase inhibitor? group of answer choices
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The property of reversible cholinesterase inhibitor is: (1) that it enables parasympathetic stimulation for a finite period of time.
Cholinesterase inhibitor is a group of chemical compound that breaks down the neurotransmitter acetylcholine. They perform there function by binding to the enzyme cholinesterase. The examples are donepezil, galantamine, rivastigmine, etc.
Parasympathetic stimulation is the activation of the body's mechanism of bringing down the body to its normal condition like the lowering of the elevated heart rate. This is done by the stimulation of the M2 receptors present in the muscle cells of the body, particularly the cardiac and the smooth muscles.
The given question is incomplete, the complete question is:
Which of the following is a property of a reversible cholinesterase inhibitor? group of answer choices
that it enables parasympathetic stimulation for a finite period of time. that it enables sympathetic stimulation for a finite period of time.that it enables parasympathetic stimulation permanently. that it enables both parasympathetic and sympathetic stimulation.To know more about cholinesterase inhibitor, here
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What is the main reason the chapter mentions that mammals survived the K-T extinction?
Food became scarce
There was not the competition with the dinosaurs
The climate become cold
The climate become warm
Answers
The main reason mentioned in the chapter for mammals surviving the K-T extinction is that there was not the competition with the dinosaurs.
The main reason mentioned in the chapter for mammals surviving the K-T extinction is that there was not the competition with the dinosaurs.
The K-T extinction event refers to the mass extinction that occurred approximately 66 million years ago, marking the end of the Cretaceous period and the extinction of non-avian dinosaurs.The chapter highlights that the survival of mammals during this extinction event was facilitated by the absence of competition with dinosaurs.Dinosaurs were the dominant terrestrial vertebrates during the Mesozoic Era, occupying various ecological niches and competing with other organisms for resources such as food and habitat.With the extinction of dinosaurs, the ecological landscape was radically altered, creating new opportunities for mammals to diversify and occupy ecological roles that were previously filled by dinosaurs.Mammals, being small and adaptable, were able to exploit different food sources, habitats, and ecological niches without the competition and predation pressure posed by dinosaurs.This lack of competition allowed mammals to thrive and diversify, eventually giving rise to the wide variety of mammalian species that exist today.Therefore, the absence of competition with dinosaurs is identified as a significant factor that contributed to the survival and subsequent success of mammals during the K-T extinction event.
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Which term describes what happens when a wooded area is cut down to build a shopping mall?
Answers
Which of the following statements about sister chromatids is FALSE?A. They are identical copies.B. They are duplicated chromosomes.C. They are attached at their centromeres.D. They are separated during mitosis.E. They replicate during prophase,
Answers
Answer:
Correct answer is E
Explanation:
The sister chromatids replicate during the S phase(synthesis phase) , rather than prophase.
The sequence starts with : interphase G1 , interphase S, interphase G2 , then prophase during mitosis.
Placebos are sometimes used in research in order to demonstrate the effects of participant expectations or beliefs on the outcome of behavior true or false
Answers
Answer:
true
Explanation:
As máquinas tem como fonte de calor?
A)Um comburente
B)O gás carbônico
C)Uma Bateria
D)Um combustível.
Answers
Answer:
Hola, tu respuesta es B. Gas Carbonico
Explanation:
In your own words. How would you describe diabetes to a friend who asked you about it
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Answer:
Diabetes is a condition in which your blood glucose, often known as blood sugar, is abnormally high. Your main source of energy is blood glucose, which comes from the food you eat. Insulin, a hormone produced by the pancreas, aids glucose absorption into cells for use as energy.
Hope this helps!
Answer:
I would say diabetes is a disease that affect how your body uses blood sugar like glucose
Which of the following statements is true?
Humans are at the top of the evolutionary ladder because we have the largest brains.
Humans are more complicated than crickets, so they are better organisms.
Any type of change in the shape or behavior of an organism is considered an evolution.
Macroevolutionists cannot make direct observations because most of the organisms are dead or extinct.
Answers
Answer:
Macroevolutionists cannot make direct observations because most of the organisms are dead or extinct.
Explanation:
How are the studies performed on rainbow trout ( Oncorhynchus mykiss) and the moss Pleurozium schreberi and the desert shrub Atriplex lentiformis similar? Both studies are coupled to enzymatic activity. Both studies support the concept that species operate within a narrow optimum temperature range. Both studies support the concept that species operate within a narrow optimum temperature range and are coupled to enzymatic activity. Both studies examine the effects of microclimates and studies support the concept that species operate within a narrow optimum temperature range. Both studies examine the effects of microclimates.
Answers
Answer:
Both studies support the concept that species operate within a narrow optimum temperature range and are coupled to enzymatic activity.
Explanation:
The studies shown in the question above started from the same concept to establish the scientific experiment and had the same objective related to the investigation as temperature changes in the environment where these organisms live influences the enzymatic activity and, therefore, the functioning of their organism, being able to including modifying the environment around them. In summary, we can say that the studies sought to support the concept that species operate within a narrow range of optimal temperature and are coupled with enzymatic activity.
2 Itching and other skin problems are signs that a cat or dog may have fl eas. Fleas are parasites known for their biting and blood-sucking abilities. When they bite, fl ea saliva enters the pet’s circulatory system, sometimes causing an allergic response commonly seen as a “hot spot” on the pet’s neck or the base of its tail
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Itching and other skin problems are signs that a cat or dog may have flea. Fleas are parasites known for their biting and blood-sucking abilities. When they bite, flea saliva enters the pet’s circulatory system, sometimes causing an allergic response commonly seen as a “hot spot” on the pet’s neck or the base of its tail.
Fleas are tiny parasitic insects that infest the fur of dogs and cats. They feed on blood and cause skin irritation that results in itching. If the problem is severe, it can lead to more significant health issues. Pet owners should watch for signs of fleas and treat their pets promptly to avoid complications. Fleas lay eggs on the skin of dogs and cats, which hatch and develop into larvae.
The larvae feed on the skin, shedding as they mature. Adult fleas emerge from the larvae, biting the host to feed on blood. The process repeats itself, with adult fleas continuing to lay eggs on the skin of the pet.The most common sign of fleas in dogs and cats is itching. Pets will often scratch themselves, bite their skin, or lick excessively to relieve the irritation.
Other signs of fleas include red or inflamed skin, hair loss, and the appearance of small, raised bumps on the skin. These bumps are often referred to as "flea dirt" and are the waste products of the fleas. In severe cases, anemia, an allergic reaction, or the transmission of other parasites or diseases can occur.
Flea infestations can be treated with a variety of products, including topical treatments, shampoos, and collars. It is essential to follow the instructions on the product label and treat the pet and the surrounding environment to eliminate the fleas. Prevention is key to avoiding flea infestations, so pet owners should maintain a regular grooming and flea prevention schedule.
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why unraveling past climate changes is important and discuss several ways in which such changes are detected
Answers
Unraveling past climate changes is important because it helps us to understand the causes and consequences of climate change.
What is climate change?Climate change refers to the long-term changes in temperature and weather patterns. These may be natural or man-made changes.
Some examples of climate changes include sea level rise, rapid loss of ice mass loss in Greenland, Antarctica, and the Arctic, changes in floral and plant blossoming, and extreme weather occurrences.
Some methods by which past climate changes can be detected include:
Ice cores provide information on past climatic and weather conditions.Tree rings give information about past weather conditions.Sediment coresFossil recordsHistorical recordsLearn more about climate change at: https://brainly.com/question/1789619
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Complete question:
Explain why unraveling past climate changes is important and discuss several ways in which such changes are detected.
How do bacteria develop resistance to drugs?A. After a certain amount of the bacteria are killed by drugs, they learn to recognize and avoid it.B. If they only absorb a small amount, it works like a vaccine, immunizing them against larger amounts.C. Their ability to replicate very fast and natural mutations combine to allow them to evolve rapidly.D. If you do not take all of your antibiotics, they slowly develop a tolerance for it, like you would against certain toxins over time.
Answers
One of the ways of evolution is an adaptation to the environment. Bacteria as faster replicate, it can get really fast mutations, and when some bacteria are able to survive the medication, due to the small dose, they can develop resistance to it. It is enhanced by the overuse of antibiotics, even when there is not an infection that requires treatment.
So, even when the administration of low doses would act as a vaccine in a certain way, it is mostly due to their ability to mutate and to pass those genes to the offspring, and even to other bacteria that they develop the ability to survive to the antibiotics.
in this case, the answer would be C
When a female fruit fly with notched wings is mated to a male with wild type rounded wings, all the F1 offspring have notched wings. When a male with notched wings is mated to a female with wild type rounded wings, all the male offspring have wild type rounded wings and all of the female offspring have notched wings. You can assume that the parent male and females are true-breeding (none of the parent flies are heterozygous).
A) Explain the observed pattern of inheritance. Specifically, state whether the notched wing trait is dominant or recessive and whether it is X-linked or on an autosome. [2 pts.]
B) Again, using the format for Drosophila genes, assign genotypes to the two parent crosses and their F1 offspring [4 pts.]
Cross 1 notched wing females x rounded wing males:
F1 offspring:
Cross 2 notched wing males x rounded wing females:
F1 offspring:
C) What F2 phenotypes and ratios are expected if the F1 offspring of Cross 2 are mated with each other? Show you work. [2 pts.]
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A) The observed pattern of inheritance suggests that the notched wing trait is a recessive trait and is autosomal, meaning that it is not located on the sex chromosomes (X or Y).
B) Cross 1: nn (notched wing females) x RR (rounded wing males)
F1 offspring: Nn (notched wing males and females)
Cross 2: nn (notched wing males) x RR (rounded wing females)
F1 offspring: all Nn (notched wing females and rounded wing males)
C) If the F1 offspring of Cross 2 (Nn) are mated with each other, the expected F2 phenotypic ratio is 3 notched wing females: 1 rounded wing male. The expected genotypic ratio is 1 NN (rounded wing male): 2 Nn (notched wing female): 1 nn (notched wing male).
Punnett square:
N n
N NN Nn
n Nn nn
n Nn nn
n Nn nn
Therefore, out of 4 offspring, 3 are expected to have notched wings and be female, while 1 is expected to have rounded wings and be male.
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Write down Gibbs energy equation and indicate which one is change in enthalpy
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ssignm I. Write TRUE if the statement is correct and FALSE if it is incorrect for the 1. Viruses are considered to be intermediate between living and non-living things. 2. Pasteurization is a method of heating milk and other food stuffs which is followed by rapid cooling. 3. White blood cells (lymphocytes) produce special protein called antigen. 4. Species are a group of organism that can breed successfully with one other to produce fertile offspring. 5. Tuberculosis caused by bacterium called salmonella typical. 6. In the scientific naming of organism, the 1st name is genus name. 7. Gymnosperm plants are lower plants that have well developed root, stem and Space for Tutorial Comment Marks leaves. 8. Sunlight is the primary source of energy for all plants. 9. Autotrophs are organisms that can synthesize their own energy from the raw material. 10. The major organic substances in living organisms are carbohydrate, lipid and protein. hest answer for the following questions. niem is fungus? arium
Answers
The following are:
TRUE. Viruses are not considered to be aliveTRUE. Pasteurization is a method of heating milk TRUE. White blood cells (lymphocytes) are a type of immune cell TRUE. A species is a group of organisms FALSE. Tuberculosis is caused by a bacterium TRUE. In the scientific naming of organismsFALSE. Gymnosperm plants are a group of plantsTRUE. Sunlight is the primary source of energy for all plantsTRUE. Autotrophs are organisms that can synthesizeTRUE. The major organic substances in living organisms What are the reasons?1. TRUE. Viruses are not considered to be alive because they do not have their own metabolism and they cannot reproduce on their own. However, they do have some of the characteristics of living things, such as the ability to evolve and to interact with their environment.
2. TRUE. Pasteurization is a method of heating milk and other food stuffs to a specific temperature for a set period of time, followed by rapid cooling. This kills harmful bacteria without affecting the taste or nutritional value of the food.
3. TRUE. White blood cells (lymphocytes) are a type of immune cell that produces antibodies. Antibodies are proteins that bind to specific antigens, which are molecules that are foreign to the body. This binding helps to protect the body from infection.
4. TRUE. A species is a group of organisms that can breed successfully with one other to produce fertile offspring. This means that the offspring will be able to reproduce themselves.
5. FALSE. Tuberculosis is caused by a bacterium called Mycobacterium tuberculosis. Salmonella typhi is a bacterium that causes typhoid fever.
6. TRUE. In the scientific naming of organisms, the first name is the genus name. The genus name is followed by the species name. For example, the scientific name for humans is Homo sapiens.
7. FALSE. Gymnosperm plants are a group of plants that have seeds that are not enclosed in an ovary. They are considered to be higher plants, along with angiosperms (flowering plants).
8. TRUE. Sunlight is the primary source of energy for all plants. Plants use sunlight to convert carbon dioxide and water into glucose, which is a sugar that they use for energy.
9. TRUE. Autotrophs are organisms that can synthesize their own energy from the raw materials. They are able to do this through a process called photosynthesis.
10. TRUE. The major organic substances in living organisms are carbohydrate, lipid, and protein. Carbohydrates are used for energy, lipids are used for storing energy, and proteins are used for building and repairing cells.
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What causes the appearance of the Moon to change over time?
A
The orbit of the Earth around the Moon and its distance from the Sun.
B
The Moon's position relative to the Sun and Earth as it revolves around
Sun.
с
The rotation of the Moon on its axis.
The distance of the Moon to the Sun.
D
Answers
Answer:
B
Explanation:
The reason we see different moon phases is because of how the sun, earth and moon are relative to each other .
Answer:
As the Moon orbits our planet, its varying position means that the Sun lights up different regions, creating the illusion that the Moon is changing shape over time. The best way of getting to understand the lunar phases is to regularly go out on a clear night when the Moon is in the sky and observe it.
Explanation:
Actually, the Moon rotates in the same period that it revolves, so we always see the same side (the white arrow keeps pointing to Earth). The differences in the Moon's appearance from one night to the next are due to changing illumination by the Sun, not to its own rotation.
What level of classification do 2 organisms have to be in order to be able to reproduce successfully
Answers
Each category in biological taxonomy, or each rung in the hierarchy, is referred to as a taxon by scientists. The most basic taxon is the species, which is a group of genetically identical organisms that have the ability to reproduce by mating and having offspring.
What are the two main classification groups?artificial dividing up It is predicated on one or more discernible traits.
classification found in nature: Taxonomic features such as morphological, biochemical, cytological, and physiological properties are the foundation of this system.
Classification is necessary in order to conveniently examine living things. Understanding the many kinds of creatures is essential. It makes it easier to correctly identify various species. It is helpful to comprehend the background and evolution of organisms.
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Although the total distance the impulse travels in the reflex arc is less than 3
metres. the time taken is more than 0.04 seconds. Suggest why the time taken is
more than expected.
Answers
Although the total distance the impulse travels in the reflex arc is less than 3 meters. the time taken is more than 0.04 seconds and the time taken is more than expected because of Synapses or due to gaps between neurons.
Diagram displays the whole reflex arcs from the tip of the finger to the spinal cord and then back out to a closer muscle, possibly in the forearm or the arm. Because the signal doesn't have to go all the way back to the finger, the total distance is less than 3 meters. Considering that it just travels back a portion of the way, less than 3 meters, it takes. Let's see, it takes more than twice as long, therefore the query makes us think about why the delay. Where is the hold-up what is happening there, and the key to this is that the gray matter of the spinal cord doesn't truly contain mylin, despite the fact that we said it- accelerates electrical conduction through the axon in the nerves of the extremities. Mylin has a whitish color, which contributes to the white matter's appearance of whitishness. Thus, the electrical signal becomes slower.
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HELP ME Which of the following is expected to decrease due to climate change?
A. Freshwater
B. Flooding
C. Sea levels
D. Temperatures
Answers
The correct option from the given question is option A) Freshwater is expected to decrease due to climate change.
Explanation:
Climate change refers to the long-term changes in the average weather patterns that have come to define Earth’s local, regional, and global climates. Climate change is primarily due to the increase in atmospheric concentrations of greenhouse gases (GHGs) produced by human activities, such as burning fossil fuels and deforestation.
Climate change has numerous consequences on the planet, including rising temperatures, sea level rise, increased frequency, and severity of extreme weather events, and changes in precipitation patterns, all of which have significant impacts on human societies and ecosystems.
Among the given options, freshwater is expected to decrease due to climate change. Climate change alters precipitation patterns, resulting in more frequent and severe droughts in some regions and increased flooding in others, resulting in water shortages. Higher temperatures and evaporation rates result in drier soils, which reduces water availability. These factors can reduce the amount of freshwater available for human consumption, agriculture, and other purposes.
A. Freshwater - all others increase
Explica con tus palabras el proceso de la formacion de orina
Answers
Answer:
Answer to the following question is as follows;
Explanation:
The kidneys filtration undesirable chemicals from the bloodstream and expel them through urine. Urine is formed in three stages: glomerular filtration, re - absorption, and secretion. These procedures guarantee that the bodies natural waste and surplus water are eliminated.
Which symptom is associated with schizophrenia?
Answers
Hallucinations
Delusions
Disorganised thinking
lack of motivation
slow movement
change in sleep patterns
poor grooming or hygiene
changes in body language and emotions
less interest in social activities
(HELP FAST) A slanting, horizontal line is shown. On the extreme left, there is a label that says Common Ancestor. Along the slanting, horizontal line there are five dots labeled from left to right as: 1, 2, 3, 4, and 5. There is one vertical line between each of the consecutive five dots. The lines are labeled from left to right as Perch, Frog, Pigeon, Rats, and Human. A text box below the branching tree diagram is labeled Derived Shared Characteristics. In the box it says from left to right Terrestrial during all stages, Jaws, Walking on two legs, Mammary glands and hair, and Four limbs.
Look at the possible derived shared characteristics, shown in the text box. Think about where these should be placed along the branching tree diagram. Where in the branching tree would you most likely write "lives on land during all life stages"? Explain your answer.
Answers
"The derived shared characteristic 'Terrestrial during all stages' should be placed at the base of the tree diagram."
SupThe characteristic "Terrestrial during all stages" is a shared characteristic among all five species being compared in the branching tree diagram. This means that it is a characteristic that all of these species have in common, and therefore it is likely that it was present in their common ancestor.
Since the base of the tree represents the common ancestor of the species being compared, it makes sense to place this characteristic at the base of the tree. This also helps to show that this characteristic is a defining trait of the group of species being compared and that it has been present in their lineage since their common ancestor.
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A population of animals is at Hardy-Weinberg equilibrium. The frequency of the dominant allele Q is 0.70 and the frequency of the recessive allele q is 0.30. What percentage of the population is heterozygous for this gene?
A. 18%
B.9%
C. 42%
D. 49%
Answers
Answer:42%
Explanation:
The percentage of the population is heterozygous for this gene is 42%. The correct option is C.
What is Hardy Weinberg law?According to the Hardy-Weinberg equilibrium, if no unfavourable influences exist, genetic variation in a population will remain stable from one generation to the next.
Calculating the genetic diversity of a population at equilibrium can be done using the Hardy-Weinberg equation. A fundamental idea in population genetics that G. H. Hardy and Wilhelm Weinberg separately described in 1908 is now known as the Hardy-Weinberg equation.
The importance of the Hardy-Weinberg law is that it provides a way to assess how accurately a population's genetic makeup has changed over time. We could only determine if the population was in Hardy-Weinberg equilibrium with the genetic makeup.
We know that,
\(p^2+2pq+q^2=1\)
Here,
p = 0.70
q = 0.30
So,
\((0.70)^2+2pq+(0.30)^2=1\)
2pq = 42%
Thus, the correct option is C.
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