Answer:
Finally, the number of times the pile is turned influences composting speed. By turning more frequently (about every 2-4 weeks), you will produce compost more quickly. Waiting at least two weeks allows the center of the pile to heat up and promotes maximum bacterial activity. The average composter turns the pile every 4-5 weeks.
When turning the compost pile, make sure that materials in the center are brought to the outsides, and that materials from the outside edges are brought to the center.
With frequent turning, compost can be ready in about 3 months, depending on the time of year. In winter, the activity of the bacteria slows, and it is recommended that you stop turning the pile after November to keep heat from escaping the pile's center. In summer, warm temperatures encourage bacterial activity and the composting process is quicker
Using compost in the yard
Incorporate compost into your garden as you prepare the soil in the spring. Cover the area with 3-4 inches of soil and till it in to at least the upper 6 inches of soil. Add compost to soil in vegetable gardens, annual flower beds, and around new perennials as they are planted.
You may also use compost as mulch around flower beds, vegetable gardens, or around trees or shrubs in landscape beds. Apply a 3 inch layer. Be careful not to apply mulch close to the main stem or trunk of the plant.
Explanation:
A geologist comes across a rock formation with three layers of sedimentary rock. In the lowest layer, she finds fossils of an early horse. The middle layer is made of coal. The top layer included trilobites. What can the geologist infer about these layers of rock?
The geologist can infer that there have been significant environmental and biodiversity changes in the area over time, transitioning from a land environment with early horses to a swamp or forest that produced coal, and finally to a marine environment with trilobites.
The geologist can infer the following about the rock layers:
1. Relative age: According to the Law of Superposition, the lowest layer is the oldest, the middle layer is younger, and the top layer is the youngest. So, the early horse fossils are older than the coal and trilobite fossils.
2. Environment: The presence of coal in the middle layer suggests that the area was once a swamp or forest with abundant plant material that was compressed and transformed into coal over time.
3. Biodiversity: The presence of early horse fossils in the lowest layer indicates that there were land animals living in the area during that time period. Trilobites in the top layer suggest a marine environment, meaning that the area was underwater at some point after the formation of the coal layer.
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Deep ocean food chains begin
with...
A. omnivores.
B. fungus.
C. chemosynthesis.
Answer:
B fungus
Explanation:
B fungus
Answer:
B: Fungus
Explanation:
I had a test today w/ that question
Edexcel GCSE combined science biology paper 2 2020
If you know any questions please tell me just one will do TOT
calcium is released and sequestered differently in skeletal and cardiac muscles. what is one physiological relevance of cardiac muscle calcium handling?
Calcium is released and sequestered differently in skeletal and cardiac muscles, this difference is due to the specific properties of the muscle fibers of each muscle.
In skeletal muscle, calcium is released from the sarcoplasmic reticulum (SR) into the cytoplasm in response to an action potential. In cardiac muscle, calcium is released from the SR and also from the extracellular space. This difference in calcium handling is physiologically relevant because in cardiac muscle, calcium ions play a key role in the contraction and relaxation of cardiac muscle fibers. Calcium ions bind to the protein troponin, which then triggers a series of events that result in muscle contraction. The cardiac muscle fibers are able to release calcium ions from the SR and extracellular space, this allows for a more rapid and sustained contraction of the cardiac muscle, which is necessary for the efficient pumping of the blood throughout the body.
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The diagram represents a chain of amino acids. The different shapes
represent direrent amino acias.
A scientist wants to produce a single strand of DNA that codes for this amino acid chain. How many nucleotides will be in the DNA that the scientist produces?
If a scientist wants to produce a single strand of DNA that codes for the given amino acid chain, there will be 18 nucleotides present in DNA, hence option D is correct.
Amino acids join together to create polypeptides, which are another name for proteins, through a chain of peptide bonds.
A codon is a DNA or RNA sequence of three nucleotides (a trinucleotide) that serves as a unit of genetic information and codes for a specific amino acid or serves as a stop signal for protein synthesis.
There are 64 distinct codons, of which 3 serve as stop signals and 61 identify amino acids.
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The given question is incomplete, so the most probable complete question is,
The diagram represents a chain of amino acids. The different shapes represent different amino acids. A scientist wants to produce a single strand of DNA that codes for this amino acid chain. How many nucleotides will be in the DNA that the scientist produces?
An image of the diagram is attached below.
A 5 nucleotides
B 6 nucleotides
C 12 nucleotides
D 18 nucleotides
if farmers begin using better fertilizers to grow corn, we would expect a(n) in the supply of corn.
Answer:
increase
Explanation:
because there is an increase in the 'supply' of corn, due to the addition of fertilizer. There will be an increase in output and a 'rightward shift' in the 'supply curve' due to the better quality of input.
The scorpion and moth are active at night. Scorpions feed on moths and other insects that are also active at night. a Predation b Commensalism c Parasitism d Competition
Answer:
A. Predation
Explanation:
Predation involves an organism or animal feeding on other animals as a source of food without the addition of other animals who also eats the same source of food as it.
The scorpion and moth are active at night. Scorpions feed on moths and other insects that are also active at night. This only talks about the Scorpion and the various food sources it has which include moth and other night insects
Some chemical reactions release energy. Others store energy. What important chemical reaction stores energy?
Answer: endothermic reaction.
Explanation: A chemical reaction that stores energy is called an endothermic reaction. More energy might be released as products form than the energy needed to break the reactants apart.
Chemical reactions which release energy are called Exothermic reaction whereas the reaction which store energy are called Endothermic reaction. The energy is stored in the form of chemical bonds.
What is Chemical reaction?A chemical reaction is a process in which chemical transformation of one set of substance is converted into another type of substance.
Chemical reactions are of two types on the basis of energy transfer: Exothermic reaction and Endothermic reaction. An exothermic reaction is the chemical reaction in which the product is formed with the release of energy in the form of heat. For example: Breakdown of glucose through cellular respiration. An endothermic reaction is the chemical reaction in which the product is formed which stores energy in the form of chemical bonds. For example: The formation of glucose.
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Amount of rainfall can be measured with the help of
Answer:
Rain Gauge
Explanation:
A cell needs to take up k ions, the concentration of na outside the cell is 100 ppm, and inside the cell it is 75 ppm. which type of transport will it use? a. active transport b. particle transport c. passive transport d. phospholipid regulated transport
Option(A) is the correct answer.
For some time, sodium/potassium ATPase must begin to function. Naturally, this membrane-bound enzyme catalyzes the conversion of three internal Na+ ions into two external K+ ions. As a result, the amount of intracellular sodium will decrease and intracellular potassium will increase. A transporter that is active is this enzyme. Therefore, ATP will be employed as the source of energy for active transport.
What does sodium potassium ATPase do?Normally, the sodium potassium ATPase maintains a potassium gradient inside the cell (20X more potassium inside than outside), allowing potassium to passively flow out of the cytoplasm through open potassium channels. In live cells, this K+ leakage keeps the membrane potential stable. As in your case, sodium should be greater outside the cell. As a result, co-transport systems can be powered by the sodium gradient, conserving ATP. (Of course, if sodium channels open, the sodium also depolarizes the membranes of neuronal cell membranes.) Although I am unsure of what the typical concentration of salt in a cell is, your figure appears pretty high. Since the external salt content should be nine times greater than the inside, I believe it needs to be decreased.
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Which of the following enzymes involved in ribosomal protein synthesis is a ribozyme that contains a catalytic RNA molecule? a) 40S rRNA binding protein. b) ribosome initiation factor. c) peptidyl transferase. d) aminoacyl-tRNA synthase
The enzyme involved in ribosomal protein synthesis that is a ribozyme that contains a catalytic RNA molecule is peptidyl transferase. Peptidyl transferase is a component of the ribosome and catalyzes the formation of peptide bonds between amino acids during protein synthesis. It is a ribozyme because it contains a catalytic RNA molecule within its structure.
The principal enzymatic activity of the ribosome is the peptidyl transferase, an aminoacyltransferase that uses tRNAs to create peptide bonds between neighbouring amino acids during the translation process of protein formation. Two tRNA molecules—one carrying the peptide chain that is growing and the other carrying the amino acid that will be added to the chain—serve as the substrates for the peptidyl transferase reaction. Through ester bonds to the O atom at the CCA-3' terminals of these tRNAs, the amino acids and peptidyl chains are joined to their respective tRNAs.Peptidyl transferase is an enzyme that facilitates the addition of an amino acid residue to lengthen the polypeptide chain during protein synthesis. It is situated in the big ribosomal subunit.
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Glycolysis breaks glucose into (1 point)
A. four smaller molecules.
B. five smaller molecules.
C. three smaller molecules.
D. two smaller molecules.
Glycolysis breaks glucose into two smaller molecules.
What does glycolysis process?The metabolic process known as glycolysis turns glucose (C6H12O6) into pyruvate (CH3COCO2H). The high-energy molecules adenosine triphosphate (ATP) and reduced nicotinamide adenine dinucleotide are created using the free energy released during this process (NADH). A series of 10 enzyme-catalyzed processes make up glycolysis.One metabolic route that doesn't require oxygen is glycolysis. Glycolysis occurs frequently in other species, which suggests that it is an old metabolic pathway.In fact, the metal-catalyzed reactions that make up glycolysis and its parallel pathway, the pentose phosphate pathway, take place in the oxygen-free conditions of the Archean oceans.Learn more about glycolysis process refer to :
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Help me with this? It's only 15 points
Do leaves have other than. Green colour also have chlorophyll
Yes, leaves that are of any other colors than green also have chlorophyll. The green colour of chlorophyll is just hidden beneath other pigments of the leaf.
How do rivers become large as they travel across land
Answer:
groundwater rises, adding water to rivers. tributaries combine, adding water to rivers. ice sheets melt slowly, adding water to rivers. rainfall in an area increases, adding water to rivers.
Explanation:
The answer is B please mark me as brainliest
where does the ocean have the most oxygen? why?
Photosynthetic plankton are abundant in the ocean's top layer. They create more oxygen than the biggest redwoods.
What causes the deep ocean's high oxygen levels?Because rates of oxygen consumption are modest in comparison to the supply of cold, oxygen-rich deep waters from polar regions, the deep ocean possesses more oxygen.
Where is the oxygen concentration highest?The pulmonary veins have the highest levels of oxygen in the body. Marine species have a far harder time obtaining oxygen from the environment to power their metabolism than do land animals.
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More than half of our antibiotics are. A) produced by fungi. B) produced by bacteria. C) synthesized in laboratories. D) produced by Fleming. E) produced
More than half of our antibiotics are produced by bacteria. Antibiotics are compounds that are used to treat bacterial infections by inhibiting or killing the growth of bacteria.
Many of the antibiotics used in medicine today were originally discovered in soil bacteria, such as Streptomyces species. These bacteria produce antibiotics to compete with other microbes in their environment for resources. Fungi, such as Penicillium, also produce antibiotics, including penicillin, which was discovered by Alexander Fleming in 1928. However, while fungi have contributed some important antibiotics, the majority of antibiotics used in medicine are produced by bacteria. In recent years, scientists have also been working to synthesize new antibiotics in laboratories to combat antibiotic-resistant bacteria.
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List the 2 types of symmetry
Explain each methods of cloning
Answer:
There are three different types of cloning: Gene cloning, which creates copies of genes or segments of DNA. Reproductive cloning, which creates copies of whole animals. Therapeutic cloning, which creates embryonic stem cells.
1. which dragonflies undergo the change from yellow to red, and when in their life cycle does it occur? (4 points) 2. what types of in vivo experiments did the researchers perform, and what were the results? (7 points)
When gyndandromorphic dragonflies mature sexually, their pigmentation changes. The in vivo experiment revealed that the color or pigmentation change from red to yellow occurred only locally and had a significant impact on the dragonfly, causing it to die very quickly.
A dragonfly is a flying insect in the order Odonata's infraorder Anisoptera. There are approximately 3,000 known species of true dragonflies. The majority are tropical, with only a few species found in temperate regions. Wetland habitat loss threatens dragonfly populations worldwide. Adult dragonflies have two pairs of strong, transparent wings with colored patches and an elongated body. Many dragonflies have brilliant iridescent or metallic colors caused by structural coloration, which makes them stand out in flight. The compound eyes of an adult dragonfly have nearly 24,000 ommatidia each.
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Hellpppp
What is the function of the testes in the male reproductive system ?
A To fertilize eggs
B To produce sperm and Hormones
C to deliver sperm outside of the body
D To move fluid to the urethra
The testes are the male reproductive organs that produce sperm and hormones. The correct option is B
What is reproductive system ?Reproductive system is a collection of organs and tissues that work together to allow for the creation of new life.
Therefore, The testes are the male reproductive organs that produce sperm and the hormone testosterone. Sperm production takes place in the seminiferous tubules of the testes which are coiled structures inside the testes. The sperm are then transported to the epididymis where they mature and become capable of fertilizing an egg.
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More than 10% of people carry the parasite Toxoplasma gondii. The following table gives data from Prague on 15- to 29-year-old drivers who had been involved in an accident. The table gives the number of drivers who were infected with Toxoplasma gondii and who were uninfected. These numbers are compared with a control sample of 249 drivers of the same age living in the same area who had not been in an accident.
Infected Uninfected
Drivers with accidents 21 38
Controls 38 211
(a) What are the two variables being compared? Which is the explanatory variable and which is the response?
(b) Depict the data in a graph. Use the results to answer the question: are the two variables associated in this data set?
Answer:
Explanation:
(a) The two variables being compared are the occurrence of accidents (drivers with accidents vs. controls) and the infection status with Toxoplasma gondii (infected vs. uninfected). In this case, the explanatory variable is the infection status with Toxoplasma gondii, and the response variable is the occurrence of accidents.
(b) To depict the data in a graph, we can create a 2x2 contingency table or a bar chart. Since the data is already provided in a 2x2 table format, we can use a bar chart to visualize the comparison between the variables.
markdown
| Infected | Uninfected |
------------------------------------------------
Drivers with accidents | 21 | 38 |
Controls | 38 | 211 |
In the bar chart, we would have two bars representing the occurrence of accidents: one for drivers with accidents and one for controls. Each bar would be divided into two sections representing the infection status: infected and uninfected.
To determine if the two variables are associated in this dataset, we need to assess if there is a difference in the distribution of infection status between the drivers with accidents and the controls. If there is a notable difference, it suggests an association between the variables.
The problem is comparing whether being infected with Toxoplasma gondii influences involvement in car accidents. An explanatory graph can be created and a statistical analysis such as chi-square test can give a more accurate inference on the association between these two variables.
Explanation:(a) The two variables being compared in this problem are 'status of being infected with Toxoplasma gondii' and 'involvement in car accidents'. Here, the explanatory variable is 'status of being infected with Toxoplasma gondii' because we are examining its effect on the response variable, 'involvement in car accidents'.
(b) For depicting the data in a graph, one could create a bar graph with two variables 'Infected' and 'Uninfected', represented along the horizontal x-axis. The vertical y-axis could represent the quantity of people from the two groups: 'Drivers with accidents' and 'Controls'.
If the bar of 'Infected' drivers with accidents is significantly higher than 'Infected' controls, then we can say these two variables are associated in this data set. Otherwise, the association is not significant. To be sure, a statistical test such as chi-square test would provide a more definitive answer.
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Which statements describe the roles of fungi?
Answer: There is no pic showing the statements but here some info to help
Explanation:
Fungi can be decomposers, parasites, recyclers, and symbionts. They often form mutualist relationships with neighboring organisms to provide carbon dioxide, water, and minerals. Fungi also can be saprophytes that live on dead matter (for example: rotting wood) to break down and obtain energy from organic compounds.
Can somebody help me please
what's up? this answer is B
if you look it up, you will see that a glaucoma is much smaller and looks like it only covers the pupil. on the other hand, a cataract is more cloudy and covers more of the eye, like shown in the picture. cataracts affect the lens of the eye
best of luck with your studies!
Answer:
i think its B
Explanation:
im not 100% confident but it seems most right
Actively pumping fresh air through the tracheal system is known as.
A researcher investigated a blood disease carried by birds she isolated an organism from the blood of an infected bird she finds that the organism is unicellular and has a nucleus a cell wall and the ability to produce spores what kingdom does the organism belong to
The researcher who conducted an investigation on a blood disease carried by birds found out that the organism is unicellular and has a nucleus, cell wall, and the ability to produce spores. Based on this information, the organism belongs to the Kingdom Fungi.
The kingdom Fungi consists of unicellular and multicellular organisms that lack chlorophyll and reproduce asexually and sexually by forming spores. They are heterotrophic organisms, which means they depend on other organisms for their food. Fungi cells have a cell wall made up of chitin, which provides strength and rigidity to the cell wall. The cytoplasm of the fungal cells contains many specialized organelles, including nuclei, ribosomes, mitochondria, and Golgi bodies that carry out various metabolic activities.
The researcher's findings suggest that the organism is a unicellular fungus with a nucleus, cell wall, and the ability to produce spores. Spores play a crucial role in the fungal life cycle, as they allow the organism to reproduce and spread to new habitats. These spores can be transported by wind, water, or other organisms to colonize new areas.
In conclusion, based on the researcher's investigation, the organism she isolated from the blood of an infected bird belongs to the Kingdom Fungi.
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heat provides energy for thunderstorms and hurricanes.
Answer:
Latent heat provides energy for thunderstorms and hurricanes. Hurricanes are a low pressure that is formed in warm oceans and the source of this energy is water vapor. Water vapor serves to be the food to the hurricanes because they release the latent heat of condensation.
Answer:
Latent heat plays a very important role in thunderstorms and hurricanes. Clouds form when warm air rises and its water vapor condenses into particles called cloud condensation nuclei.
A change in a person’s environment that is received by their nervous system
In the nervous system, a neural message is known as an ___________________.
Answer:
sorry I need points heheyehueueurhebebrbrrh
In a separate location, take notes about cancer from the sources you have identified. The notes will provide details for your paper. While taking notes from texts and websites, use these reading strategies. In the space provided, write four pieces of information that you intend to use in your paper.
These are four pieces of information that I intend to use in my paper about cancer:
Cancer is a disease in which cells grow uncontrollably and spread to other parts of the body.Cancer can be caused by a variety of factors, including genetics, lifestyle choices, and environmental exposure.There are many different types of cancer, each with its own unique symptoms and treatment options.Cancer is a serious disease, but it is not always fatal. With early detection and treatment, many people can survive cancer.Why these four pieces?I will be using these four pieces of information to provide a general overview of cancer in my paper. I will also be using specific examples to illustrate the points that I am making. For example, I will be discussing the different types of cancer, the symptoms of cancer, and the treatment options for cancer.
I will be using the following reading strategies to take notes from the sources that I have identified:
Active reading: I will be actively reading the sources by highlighting important information, taking notes, and asking questions.
Critical thinking: I will be thinking critically about the information that I am reading by evaluating the sources, identifying bias, and considering alternative viewpoints.
Synthesis: I will be synthesizing the information from the sources by creating a central idea and supporting it with evidence from the sources.
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why should you use sunscreen and a hat when you are outside in the sun
Answer: It is not healthy.
Explanation:
Wearing a hat shields your eyes from the sun, which can cause your retinas to burn, this is why sunglasses are also recommended, it helps stop too much light from entering your eyes, as well as UV rays.
Wearing sunscreen can protect your skin from harmful sun rays. These harmful sun rays can cause skin cancer by putting a protective layer over the skin.
Please rate my explanation