Answer:
No becuase one of the parents needs to have type O
Explanation:
No, this cant be true because in order for a child to have O blood type parents must have a recessive allele "\(i\)".
What type of alleles are blood types?An allele is a particular form of genetic information that can be found in our DNA at a particular spot on a certain chromosome. This form of genetic information is known as an allele.
Codominant alleles in humans are responsible for determining blood types. There are three distinct alleles, and they are denoted by the letters IA, IB, and i. The IA and IB alleles both have co-dominant inheritance, but the i allele has a recessive inheritance pattern. Type A, type B, type AB, and type O are the four different human phenotypes that are possible for the blood group.
Therefore, in order for a child to have O blood type parents must have a recessive allele "\(i\)"
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1. D Value is determined as a
A. Removing of microorganisms by washing
B. Concentration of disinfectant required to reduce microbial population 10 times
C. Time required to kill 10% of microbial population
D. Time frame in which microbial population of 5,600,000 cells would decrease to 560,000 cells
E. None of the above
2. The betadine or alcohol swab before blood donation is an example of A. Pasteurization
B. Disinfection
C. Sterilization
D. Preservation
E. None of the above
Answer:
1. D. Time frame in which microbial population of 5,600,000 cells would decrease to 560,000 cells.
2. Disinfection
Explanation:
Hope it helps .
The diagram below shows four layers of Earth.
The picture shows the internal structure of Earth. The central region is labeled 'A.' The layer around the central region is labeled 'B.' The outermost layer is labeled 'D.' The layer inside Earth which is just after layer D is labeled 'C.'
In which of these layers does hot material move upwards and cool material sink downwards?
Layer A
Layer B
Layer C
Layer D
In layer C, hot material move upwards and cool material sink downwards. The correct option is C.
What is conduction?Heat energy is transferred through the mechanism of conduction when nearby atoms or molecules collide.
In solids and liquids, where particles are more closely spaced, conduction happens more easily than in gases, where particles are more widely spaced.
Peridotite is the main component of the mantle. The lower mantle is heated by conduction from the core.
Hot material rises toward the surface due to mantle convection. Cooler material is lowered toward the center.
Thus, the correct option is C.
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Your question seems incomplete, the missing image is:
Describe how one could experimentally determine whether a bacterium
was a psychrophile or a mesophile.
Answer:
How can you determine experimentally whether a bacterium is a psychrophile or a mesophile? incubate two cultures, one around 10°C and the other around 35°C. If it grows in the lower temperature incubator, it is a psychrophile. If it grows in the higher temperature incubator, it is a mesophile.
Explanation:
Answer:
incubate two cultures, one around 10°C and the other around 35°C. If it grows in the lower temperature incubator, it is a psychrophile. If it grows in the higher temperature incubator, it is a mesophile.
Explanation:
hope this helps
35
A chart of some plant systems and functions is shown.
Option System
1
Root
2
Shoot
Functions
absorption of water and nutrients
seed dispersal and absorption of CO2
respiration and food storage
photosynthesis and food transport
3
Root
4
Shoot
Which system interactions are dependent on the plant's ability to respond to the direction of light?
A
Option 1
B
Option 2
с
Option 3
D
Option 4
No
Answer:
The correct answer would be option 4
The interactions are dependent on the plant's ability to respond to the direction of light Photosynthesis.
What is Photosynthesis?Photosynthesis is essential to most life on Earth. Plants, algae, and some types of bacteria carry out the process by capturing solar energy to create oxygen (O2) and chemical energy stored in glucose (a sugar).
Consequently, herbivores get this energy from consuming plants, and carnivores get it from eating herbivores.
Plants absorb water (H2O) and carbon dioxide (CO2) from the soil and atmosphere during photosynthesis. Water is oxidized, which means it loses electrons, while carbon dioxide is reduced, which means it receives electrons, inside the plant cell.
Therefore, The interactions are dependent on the plant's ability to respond to the direction of light Photosynthesis.
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1 How long after the formation of Earth did the first life appear?
2 Suggest how we know when the different kinds of organisms first appeared on
Earth.
Fears ago
mple animal-like
red.
3 Up to about 3000 million years ago, there was no oxygen in the Earth's
atmosphere. Today, about one fifth of the atmosphere is oxygen gas.
Use the information on page 6 to suggest what caused this change.
Answer:
1.After 10 years
2.we have our ancestors who see it
3.the change was caused by the trees and the good nature surrounds our planet
Note that science believe that every living organisms on earth is made by bacteria
Phosphate is present in
A. DNA
B. RNA
C. Both DNA and RNA
D. Neither
Answer:
c)both DNA and RNA
explanation
When it is attached to a molecule containing carbon, it is called a phosphate group. It is found in the genetic material DNA and RNA, and is also in molecules such as adenosine triphosphate (ATP) that provide energy to cells. Phosphates can form phospholipids, which make up the cell membrane.
Alien Genetics
Your Challenge
Create a genetic profile for an imaginary
alien.
1. Brainstorm possible traits
2. Complete a genetic profile for your
alien including traits, the dominant and
resessive gene for each trait, and the possible genotypes and phenotypes
Answer: Number of eyes (2, 3, or 4)
Skin color (blue, green, or purple)
Number of arms (2, 3, or 4)
Height (tall or short)
Antennae shape (curved or straight)
Wing size (small, medium, or large)
Tail length (long or short)
Ability to glow (yes or no)
Hair texture (curly or straight)
Ear shape (pointed or rounded)
Genetic profile for the imaginary alien:
Trait: Number of Eyes
Dominant gene: E
Recessive gene: e
Possible genotypes: EE, Ee
Possible phenotypes: 2 eyes (EE or Ee), 3 eyes (Ee)
Trait: Skin Color
Dominant gene: B
Recessive gene: b
Possible genotypes: BB, Bb
Possible phenotypes: Blue skin (BB or Bb), green skin (Bb), purple skin (bb)
Trait: Number of Arms
Dominant gene: A
Recessive gene: a
Possible genotypes: AA, Aa
Possible phenotypes: 2 arms (AA or Aa), 3 arms (Aa)
Trait: Height
Dominant gene: T
Recessive gene: t
Possible genotypes: TT, Tt
Possible phenotypes: Tall (TT or Tt), short (tt)
Trait: Antennae Shape
Dominant gene: C
Recessive gene: c
Possible genotypes: CC, Cc
Possible phenotypes: Curved antennae (CC or Cc), straight antennae (cc)
Trait: Wing Size
Dominant gene: W
Recessive gene: w
Possible genotypes: WW, Ww
Possible phenotypes: Small wings (WW or Ww), medium wings (Ww), large wings (ww)
Trait: Tail Length
Dominant gene: L
Recessive gene: l
Possible genotypes: LL, Ll
Possible phenotypes: Long tail (LL or Ll), short tail (ll)
Trait: Ability to Glow
Dominant gene: G
Recessive gene: g
Possible genotypes: GG, Gg
Possible phenotypes: Ability to glow (GG or Gg), no ability to glow (gg)
Trait: Hair Texture
Dominant gene: H
Recessive gene: h
Possible genotypes: HH, Hh
Possible phenotypes: Curly hair (HH or Hh), straight hair (hh)
Trait: Ear Shape
Dominant gene: R
Recessive gene: r
Possible genotypes: RR, Rr
Possible phenotypes: Pointed ears (RR or Rr), rounded ears (rr)
Explanation:
What event gave Darwin the idea for his theory of Evolution?A. He was paid to invent it.B. It came to him in a dream.C. His observations during his voyage around the world.D. His work on pea plants while studying for the clergy at Cambridge.
Charles Darwin made an expedition to Galapagos Islands. He had observed different traits of finches found there. These provided support to his theory of evolution.
ANSWER: C
Answer:
Explanation: it’s c i think that because he discovered different plats
How are astronomers able to determine what elements are found in other stars and galaxies?
Answer:
This type of study is called spectroscopy. The science of spectroscopy is quite sophisticated. From spectral lines astronomers can determine not only the element, but the temperature and density of that element in the star. The spectral line also can tell us about any magnetic field of the star.
Explanation:
what does it mean to be motivated
Explanation:
it means to keep going and not stopping your example your motivated to find out what motivated mean so your doing whatever it takes and now you only brainly lol
The parietal pleura lines the
Answer:
Uh im confused so here is the defination The parietal pleura is the outer membrane that attaches to and lines the inner surface of the thoracic cavity, covers the upper surface of the diaphragm and is reflected over structures within the middle of the thorax. It separates the pleural cavity from the mediastinum.
Explanation:
24) A student wanted to know which type of sugar would yield the greatest amount of energy for the cell when metabolized during cellular respiration by the mitochondria. The student mixed yeasts in three different sugar solutions: maltose, glucose, and sucrose. The three sets of yeasts were monitored to determine which sugar type yielded the most energy. What is the independent variable in this experiment?
The independent variable are the different types of sugar solutions: maltose, glucose, and sucrose.
What are variables in an experiment?A variable is any factor in an experiment that can be manipulated, controlled for, or measured.
There are three types of variables in an experiment:
Dependent variableIndependent variableConstant variableAn independent variable is the variable that stands alone and is not affected by other factors in the experiment. Changes in this variable results in changes in the dependent variable.
In the given experiment, the independent variable are the different types of sugars.
In conclusion, changes done to the independent variable results in changes in the dependent variable.
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why is the diversity of living things in salt water greater than in fresh water? give as many reasons you can think of. will give brainliest
Answer:
For one thing, there's lots more of it. There are many more environmental niches to be occupied in salt-water bodies, and importantly, they're all connected, making it easier for species to migrate and adapt to new habitats. Conversely, fresh-water habitats are often more isolated, confining species to a single habitat and decreasing the likelihood that they'll be able to migrate and adapt.
Explanation:
As you have seen, in bright light, the rate of photosynthesis is greater than the rate of cellular respiration. How does a plant use the sugar molecules produced by photosynthesis that are not used for cellular respiration?
How have human activities effected the air in earth’s atmosphere?
Answer:
Human activities have had a negative impact on Earth's atmosphere.
Explanation:
Human activities, since the Industrial Revolution, have gradually been having more and more influence on Earth's atmosphere. As more and more the economies have developed, the bigger and bigger the output of gases into the atmosphere. The gases that are released into the atmosphere are mostly greenhouse gases, but there are also some that are highly toxic.
This has contributed to a sharp increase in CO2 levels in the atmosphere, which is speeding up the process of global warming, and that can have devastating consequences for life on Earth. Also, some of these gases managed to cause huge damage to the ozone layer, the layer that protects us from UV radiation, and if the ozone is gone, every complex organism will be gone as well.
The cell membrane is known as the fluid mosaic model.
True
False
Answer: the answer is true
Which type of body has a core made of ice, dust, and rock?
A. stars
B.meteors
C. comets
D. asteroids
Answer:
C Comets
Explanation:
If each person inherits two copies of any given gene from their parents, those who inherit two copies of the same gene variants are known as homozygous individuals. Those who inherit two different variants of the gene are known as heterozygous individuals. Determine the zygosity of samples 1, 2, and 3. DNA sample 1 DNA sample 2 DNA sample 3 Zygosity (homo/hetero) Allele contained (TNF1 and TNF 2)
Zygosity refers to the genetic composition of an individual with regards to a specific gene, indicating whether the individual is homozygous (inherits two identical copies of a gene) or heterozygous (inherits two different copies of a gene).
For the samples 1, 2, and 3, the zygosity can be determined based on the alleles contained in each sample. The alleles are variations of a gene and are indicated as TNF1 and TNF2.
If sample 1 contains two copies of TNF1, the individual is homozygous for TNF1. If sample 2 contains one copy each of TNF1 and TNF2, the individual is heterozygous for TNF. If sample 3 contains two copies of TNF2, the individual is homozygous for TNF2.
In summary, the zygosity of a sample is determined by the presence of different or identical copies of a gene. Homozygous individuals have two copies of the same gene variant, while heterozygous individuals have two different gene variants.
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If the calcium in your blood decreases below homeostasis levels, a gland in the
brain will sense the decrease and send a chemical message to your bones. Your
bones will release calcium into the blood, bringing blood calcium levels back up. *
PLEASE HELP Urgent
Is it positive or negative feedback
What does the moon not have on its own?
O rotational period
O gravity
O revolution period
Olight
Active transport move particles in and out of the cell_____
Answer:
against the concentration gradient
Explanation:
Put the following steps of electrical generation in order 1. Fossil fuels are burned. II. Turbine spins. III. Steam is generated IV. Magnet in generator spins.
These procedures in the production of electricity should be performed in the correct order: burning fossil fuels, producing steam, spinning the turbine, and spinning the generator's magnet.
What method does an electric generator employ to generate electricity?A tool that uses electromagnetic induction to generate electricity is called an electric generator. The process of creating an electric current using a magnetic field is known as electromagnetic induction.
What is the procedure for producing power from fossil fuels?Burning fossil fuels produces energy. They are burned in huge power plants with oxygen present. The heat energy released during fuel combustion is utilised to heat water, which when heated produces steam that rises and powers a turbine.
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How does recycling save our environment
Answer:
it prevents pollution of the environment
Explanation:
instead of people dumping waste materials they reuse them for better purposes
Question 5 of 25
Which measurements could create more than one triangle?
A. Sides measuring 3 cm, 8 cm, and 15 cm
B. Sides measuring 10 cm and 20 cm and an included angle
measuring 50°
C. Angles measuring 100°, 10°, and 70°
D. Angles measuring 110°, 40°, and 40°
SUBMIT
The measurements that could create more than one triangle are options C and option D.
Explanation: For a triangle to exist, the sum of any two sides of a triangle must be greater than the length of the third side.
In option C, the angles measuring 100°, 10°, and 70° do not satisfy this condition, as the sum of the angles 10° and 70° is less than 100°, making it impossible to form a triangle. However, by rearranging the angles, such as 10°, 70°, and 100°, we can create a valid triangle.
In option D, the angles measuring 110°, 40°, and 40° also violate the condition for a triangle, as the sum of the angles 40° and 40° is less than 110°. However, by rearranging the angles, such as 40°, 40°, and 110°, we can create a valid triangle.
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What is this the definition of?
Reaction that disassembles polymers and absorbs water.
Answer:
Hydrolysis reactions use water to breakdown polymers into monomers and is the opposite of dehydration synthesis, which forms water when synthesizing a polymer from monomers. Hydrolysis reactions break bonds and release energy.
What subjects should i choose for grade 10-12 if i want to become a molecular biologist?
To become a molecular biologist, it's important to focus on building a strong foundation in science, particularly in subjects related to biology and chemistry. Here are some recommended subjects to consider for grades 10-12:
Biology: This subject is fundamental to understanding the principles of life, including cellular structure and function, genetics, molecular biology, and biochemistry. It forms the basis for further specialization in molecular biology.
Chemistry: A solid understanding of chemistry is crucial for molecular biology. Topics such as organic chemistry, inorganic chemistry, and biochemistry will provide a strong background for understanding the chemical processes that occur at the molecular level.
Mathematics: Strong mathematical skills are essential in many areas of science, including molecular biology. Focus on subjects like algebra, geometry, and calculus to develop problem-solving and analytical abilities.
Physics: While not directly related to molecular biology, physics provides a foundation for understanding principles of energy, forces, and motion. It can be beneficial for understanding certain aspects of molecular biology, such as biophysics or physical chemistry.
English/Language Arts: Communication skills are important for any career, including molecular biology. Developing strong reading, writing, and presentation skills will help you effectively convey scientific information and research findings.
Additionally, if your school offers advanced placement (AP) or International Baccalaureate (IB) courses in biology or chemistry, taking these can provide a more rigorous and in-depth understanding of the subject matter.
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Please someone help me with this, I'm giving 15 points
1) What parts of the brain (specific structures) are mainly affected by early trauma such as
neglect/abuse?
2) What are two long-term of effects of maltreatment/trauma on the brain?
3) What are the "five protective factors" that can strengthen families, prevent abuse and neglect,
and promote healthy brain development?
4) What is meant by "dissociation"?
3) What are some potential "signs/symptoms" of abused/neglected children?
Answer:
Prefrontal cortexMaltreatment can cause victims to feel fear, and distrust parental resilience, social connections, concrete support in times of need, knowledge of parenting and child development, and social and emotional competence of children.Dissociation is a mental process of disconnecting from one's thoughts, feelings, memories or sense of identityPoor growth or weight gain or being overweight, Poor hygiene, Lack of clothing or supplies to meet physical needs ,Taking food or money without permission, Hiding food for later., Poor record of school attendance.Explanation:
The same agriculture practices are used in every country around the world
The statement is not accurate. Agriculture practices can vary significantly from country to country due to various factors such as climate, geography, cultural traditions, available resources, and technological advancements.
Different regions have different agricultural practices and techniques based on their specific needs and conditions. For example, countries with arid climates may employ irrigation systems and drought-resistant crops, while those with abundant rainfall may focus on different cultivation methods. Additionally, cultural and traditional practices can influence agricultural techniques, as certain communities may have specific approaches to farming based on their heritage and local customs.
Moreover, advancements in technology and scientific research have led to the development of new agricultural practices, such as precision farming, vertical farming, and hydroponics. These practices aim to increase efficiency, productivity, and sustainability in agriculture, and they may be adopted to varying degrees in different countries based on factors like infrastructure, investment, and government policies.
In summary, agriculture practices are not the same in every country around the world. They vary depending on factors such as climate, geography, cultural traditions, available resources, and technological advancements. The diversity of agriculture practices reflects the adaptability and customization required to meet the specific needs of different regions and communities.
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What role does deforestation play in Latin American politics?
Answer:
Deforestation is a significant issue in Latin American politics. It is a major contributor to climate change and has negative impacts on the environment and biodiversity in the region. Deforestation also has economic and social consequences, as it can lead to soil erosion and loss of valuable resources, such as timber and medicinal plants.
In recent years, deforestation has been a major focus of environmental policies in many Latin American countries. Governments have implemented a range of measures to address deforestation, including legislation to protect forests, support for sustainable agriculture and forestry, and initiatives to reduce illegal logging and land clearance.
However, deforestation continues to be a challenge in the region, and there are often conflicting interests between different stakeholders, including local communities, ranchers, loggers, and conservationists. As a result, deforestation remains a complex and contentious issue in Latin American politics.
You do a Gram stain on a known mixed culture and all you see are red-stained bacteria. It had been a long time since you did a Gram stain, and you did not have a written procedure to follow so you may have messed up a step. Choose all of the following scenarios which could be true.
Select one or more:
a. The culture contains only Gram-negative bacteria
b. You may have decolorized too long
c. The culture could contain Stapylococci that are older than 24 hrs
d. You forgot to add iodine
There are exclusively Gram-negative bacteria present in the culture. Maybe you've been decolorizing too long. The Stapylococci in the culture may be older than 24 hours. You failed to include iodine.
Where can you often find gram-negative bacteria?Sink drains, refrigerator condensate pans, and other sources of standing water are the principal sources of Gram-negative bacteria contamination in ISO-classified environments.
Gram-negative bacteria: beneficial or harmful?Gram-negative bacteria (GNB) are among the most serious public health issues in the world because of their high level of antibiotic resistance. Hospitals must take these bacteria seriously because they put patients in the intensive care unit (ICU) at risk and increase morbidity and mortality.
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