methanogens are blank .multiple select question.
A. archaea
B. producers of carbon dioxide and hydrogen
C. found most commonly in aerobic environments
D. chemoautotrophs
Answers
Methanogens are archaea and chemoautotrophs. The correct answer is options (A) and (D).
They are microorganisms belonging to the domain Archaea, specifically known for their ability to produce methane as a metabolic byproduct. Methanogens are anaerobic organisms, meaning they thrive in environments with little to no oxygen. They can be found in diverse habitats such as wetlands, swamps, marshes, and the gastrointestinal tracts of ruminant animals.
As chemoautotrophs, methanogens obtain energy by carrying out chemosynthesis, using inorganic compounds as energy sources instead of sunlight. In the case of methanogens, they utilize carbon dioxide (CO2) and hydrogen (H2) to produce methane (CH4) through a series of biochemical reactions. The presence of methanogens plays a significant role in the carbon cycle as they are responsible for the production and release of methane, a potent greenhouse gas, into the atmosphere. Hence options (A) and (D) is the correct answer.
To know more about methanogens click here
brainly.com/question/282037
#SPJ11
Related Questions
What do we make with the energy we get from our food
Answers
A)The water changed from blue to yellow when the student blew into it (step 2). Identify the compound that caused the water to change from blue to yellow.
B)Explain why the water turned blue again when the beaker with the waterweed was under the bright light (step 4). In your explanation, identify the process that caused this change.
C)Explain why there were bubbles on the waterweed leaves (step 4
Answers
Carbon dioxide is the compound that caused the water to change from blue to yellow.
How do you get carbon dioxide?Carbon dioxide is a chemical compound made up of molecules that each have one carbon atom covalently double bonded to two oxygen atoms. It is found in the gas state at room temperature.
Carbon dioxide (CO2) comes from both natural sources (including volcanoes, the breath of animals and plant decay) and human sources (primarily the burning of fossils fuels like coal, oil and natural gas to generate energy).
Carbon dioxide is used as a refrigerant, in fire extinguishers, for inflating life rafts and life jackets, blasting coal, foaming rubber and plastics, promoting the growth of plants in greenhouses, immobilizing animals before slaughter, and in carbonated beverages.
Learn more about carbon dioxide:
https://brainly.com/question/3049557
#SPJ1
Which 3 ecosystems have the highest productivity and which 3 have the lowest productivity?.
Answers
The ecosystems that have the highest productivity include those located in wet tropics (Paranense forest, Atlantic rainforest and Yungas) and the lowest productivity is associated with deserts.
What is the ecosystem's productivity?The ecosystem's productivity refers to the amount of biomass that a given ecosystem may produce per unit of time (usually a year calendar), which depend on the water availability.
In conclusion, the ecosystems that have the highest productivity include those located in wet tropics (Paranense forest, Atlantic rainforest and Yungas) and the lowest productivity is associated with deserts.
Learn more about the ecosystem's productivity here:
https://brainly.com/question/1909602
#SPJ1
On September 1, Horn Co. accepted a 60-day, 5% note in the amount of $3,000 from a customer. On the due date of the note, the customer dishonors the note and fails to pay. The journal entry that Horn would make on the due date would include debit to: Multiple choice question.
Answers
The journal entry that Horn would make on the due date would include a debit to **Accounts Receivable**.
When the customer dishonors the note and fails to pay, Horn Co. needs to reverse the initial entry made when the note was accepted. Initially, they credited Notes Receivable and debited Accounts Receivable for the $3,000. On the due date, since the note was not honored, Horn Co. would debit Accounts Receivable for $3,000 and credit Notes Receivable for the same amount, essentially canceling the original transaction. Additionally, Horn Co. should recognize the interest earned on the note as Interest Revenue. To do this, they would debit Interest Receivable and credit Interest Revenue for the amount of interest accrued during the 60-day period, which is calculated as ($3,000 * 5% * (60/360)) = $25.
Know more about financial economics here:
https://brainly.com/question/31148082
#SPJ11
explain the relationship between energy from sunlight and the flow of matter into kelp.
Answers
Similar to plants on land, kelp uses sunlight's energy to produce its own nourishment. Photosynthesis is the name of this process. The plant absorbs sunlight and energy particles.
What function does the sun serve in the ecosystem of the kelp forest?In cold, nutrient-rich seas, kelp grows well. Kelp forests are always coastal and require shallow, somewhat clear water because kelp adheres to the seafloor and eventually grows to the water's top and depends on sunshine to produce food and energy.
What connection exists between kelp productivity and oxygen?Kelps are very young plants, but they extract enormous amounts of carbon from the atmosphere, a process known as "primary productivity." With the aid of sunshine and water, they convert atmospheric carbon dioxide into sugar fuel, releasing oxygen back into the atmosphere.
to know more about sunlight here;
brainly.com/question/6534510
#SPJ1
What is an enzyme's function?
Answers
Answer:
An enzyme is a type of protein found within a cell. Enzymes create chemical reactions in the body. They actually speed up the rate of a chemical reaction to help support life.
What will happen to a cell that is placed in a hypotonic saline solution?
1) Salt will enter the cell causing it to swell.
2)Water will enter the cell causing it to swell
3)Salt will exit the cell causing it to shrink.
4) Water will exit the cell causing it to shrink.
Answers
Answer:
Salt will enter the cell causing it to swell.
Explanation:
Tapwater and pure water are hypotonic. A single animal cell ( like a red blood cell) placed in a hypotonic solution will fill up with water and then burst. ... Plant cells have a cell wall around the outside than stops them from bursting, so a plant cell will swell up in a hypotonic solution, but will not burst.
A hypotonic solution is less concentrated than the cell interior. So, when a cell is placed in a hypotonic saline solution, water will enter the cell causing it to swell. Therefore, the correct option is 2.
--------------------------------------
A hypotonic solution has a lower concentration of solute than the cell. This means that in the cell interior, the solute concentration is higher than in the solution itself.
When a cell is in a hypotonic solution, through osmosis, water moves toward the cell.
Osmosis is the phenomenon that occurs when two dilutions of different concentrations -in this example, the interior of the cell and the solution- are separated by a semipermeable membrane. The membrane allows the pass of water but not solute. Hence, water can move from the most diluted side to the less diluted one.
Water tends to go from the hypotonic solution to the cell interior and keeps doing so until concentrations are equal in the cell interior and exterior.
As water enters the cell, the cell begins to enlarge and becomes bigger-sized. And because cells can not limit the amount of water moving into it, the cell keeps swelling until the membrane can not stretch anymore, and lysis occurs. It bursts.
Under natural conditions, the body regulates the extracellular fluids to avoid cells swelling until they burst.
--------------------------------------------------------
Related link: https://brainly.com/question/122954?referrer=searchResults
https://brainly.com/question/4237735?referrer=searchResults
Of the following, which are examples of a protein?
enzyme
chitin
steak
RNA
kidney
bread
honey
body fat
DNA
glucose
peanut butter
lard
olive oil
cholesterol
hormone
Answers
Steak
RNA
DNAs
Body fat
Hormones
Olive oil
Lard
Honey
Peanut butter
miriam is testing the effect of red-colored light on the height of potato plants. which is the dependent variable in this experiment? asoil type bpotato production cheight dfrequency of light
Answers
The dependent variable in this experiment is the height of the potato plants. It is the variable that Miriam is measuring and observing to see if it is affected by the red-colored light.
The dependent variable in Miriam's experiment testing the effect of red-colored light on the height of potato plants is height. The dependent variable is the factor that is being measured or observed and is expected to change in response to the independent variable, which in this case is the red-colored light. Miriam is interested in determining how the red-colored light affects the growth or height of the potato plants. Therefore, she will measure and record the height of the potato plants as her dependent variable. The independent variable, on the other hand, is the factor that is manipulated or controlled by the researcher, which in this case is the frequency of light.
To know more about dependent variable
brainly.com/question/1479694
#SPJ11
Microglia are classified as glia, but they really do not have any relation to the other
nervous system cells.
True
False
Answers
Answer: They are classified as a glia, it is not related to any other nervous system cell due to it’s distinct embryonic origin .
Therefore, the statement is true.
Following severe flooding, residents had to use water from an overflowing reservoir located near the village. Although they treated the water with the recommended amount of chronic bleach, many of them still became very ill. Based on your knowledge of water purification and pollutants, explain what the residents were trying to achieve by treating the water with bleach and why this treatment was NOT enough to ensure that the water was safe for human consumption.
Answers
Treating the water with bleach aims to kill microbes and make it safe for domestic usage, but may not be enough to get rid of all microbes.
Treating water with bleachTreating water with bleach after severe flooding aims to kill microorganisms and make it safe for consumption. However, this method has limitations.
Bleach may not effectively remove chemical pollutants introduced during flooding. The contact time between bleach and pathogens might be insufficient, especially in highly contaminated or turbid water. Turbidity can shield microorganisms and impair filtration. Bleach's potency can degrade over time due to sunlight, heat, or organic matter. Some organisms, like Cryptosporidium, are resistant to bleach.Thus, a comprehensive approach involving filtration, advanced disinfection, and consideration of specific contaminants is necessary for ensuring safe water after flooding.
More on water treatment can be found here: https://brainly.com/question/30923436
#SPJ1
Dioxin, produced as a by-product of various industrial chemical processes, is suspected of causing cancer and birth defects in animals and humans. It apparently acts by entering cells, binding to proteins, and altering the pattern of gene expression. The proteins affected by dioxin are probably __________.
Answers
The proteins affected by dioxin are probably the aryl hydrocarbon receptor (AhR).What are dioxins?Dioxins are a group of chemical compounds that are often formed as by-products of industrial processes
. Dioxins are environmental pollutants that are also formed through natural processes like forest fires, volcanoes, and wildfires. They are persistent and can travel long distances. Dioxins are highly toxic and can cause serious health problems.
Dioxins have been associated with cancer, damage to the immune system, and reproductive and developmental problems, among other things. Explanation:The main answer is the aryl hydrocarbon receptor (AhR) is probably the proteins affected by dioxin.
To know more about proteins visit:
https://brainly.com/question/27862350
#SPJ11
A high relative humidity and sunshine hinder heat loss from the body by their adverse effects on the body, respectively, as:
Answers
The correct option (C) decreased evaporation and increased radiation.
Why does relative humidity climb the most just before dawn?
The ability of the air to hold water vapor increases with temperature. As a result, relative humidity rises as the temperature rises and reduces as it approaches the dew point. Around daybreak, when the nighttime low temperature is generally quite close to the dew point, the relative humidity is typically at its peak.
How does a high relative humidity affect things?
The "Heat Index" is the name given to this combined impact. The heat index increases with increasing air temperature and/or relative humidity, making the outside air seem hotter to our bodies.
Learn more about humidity to visit this link
https://brainly.com/question/22069910
#SPJ4
A high relative humidity and sunshine hinder heat loss from the body by their adverse effects on the body, respectively, as:
A. increased condensation and radiation
B. increased convection and radiation
C. decreased evaporation and increased radiation
D. decreased condensation and decreased radiation
E. increased evaporation and increased convection
T/F Ions move in the direction opposite to that favored by the chemical concentration gradient when they are pumped by proteins that require ATP hydrolysis and when the electrical charge gradient repulses or attracts them (Active pumping moves ions against their chemical concentration gradients and the Nernst equation describes how membrane potentials can yield electrical gradients to motivate ion movement.)
Answers
The given statement " Active pumping moves ions against their chemical concentration gradients, and the Nernst equation describes how membrane potentials can yield electrical gradients to motivate ion movement" is true.
Active pumping refers to the process by which ions are actively transported across a cell membrane against their concentration gradients, typically requiring energy expenditure in the form of ATP. This process is carried out by specific membrane proteins known as pumps or transporters.
The Nernst equation is a mathematical formula that describes the relationship between the equilibrium potential of an ion across a membrane and its concentration gradient. It is commonly used to calculate the equilibrium potential, which is the electrical potential at which the net flow of an ion across a membrane is zero.
When ions are actively pumped across a cell membrane, they are moved from an area of lower concentration to an area of higher concentration. This is against their chemical concentration gradient, as ions naturally tend to move down their concentration gradients through passive diffusion.
However, active pumping allows cells to maintain ion concentrations that are different from their equilibrium potentials, creating electrical gradients across the membrane.
The Nernst equation takes into account the concentration gradient of an ion across a membrane and the charge of the ion, and calculates the equilibrium potential at which the electrical gradient exactly balances the chemical gradient, resulting in no net movement of the ion across the membrane.
Active pumping moves ions against their concentration gradients, requiring energy expenditure, and the Nernst equation describes the relationship between the equilibrium potential and the concentration gradient of an ion.
To know more about Nernst equation refer here :-
https://brainly.com/question/30897590#
#SPJ11
What type of cell is this
Answers
Evaluate Candidate Target Sequences Because the sgRNA sequence determines where Cas9 cuts DNA, it may cut DNA anywhere it encounters a complementary sequence, even in undesired locations. Such unintended cuts are called off-targets. the sgRNA and DNA shown that Cas9 sometimes cuts DNA even when there are mismatches between the potential to be off-target cut sites, means DNA sequences that only partially match the sgRNA have. the potential to be off-target cut sites, although the PAM sequence is still required. In general, the more mismatches there are between a DNA sequence and the sgRNA, the less likely Cas is to cut. 1. Develop three criteria that could be used to rank the candidate target sites according to their as well as the information you considered fresults you have collected in your BLAST search select criteria. For each criterion, explain how the readings and focus questions as you By the cvaluation of the con it will help you evaluate a potential target site. these criterias, researchers are atidate target sites basedion effective sites for theraputir able to select the Safest and risies of unintended mutations use. This can help minimice the benefits of genome editing and other effects. While marimizi and other diseases. 2. Use your criteria to evaluate and rank the candidate target sites you selected in Part 1, step 3. Write a claim about which candidate target site is the best option for your therapeutic application, based on your evaluation, and provide reasoning.
Answers
Three criteria can be used to rank candidate target sites for therapeutic use:
number of mismatches between the sgRNA and DNA sequence, proximity to genes,and presence of regulatory elements. Why is this so ?Target site 1 is the best option for therapeutic use because it has only one mismatch between the sgRNA and DNA sequence, is located near a regulatory element,and is likely to be effective in treating the disease.
Note that regulatory elements are sequences of DNA that control the expression of genes. They can be used to turn genes on or off, or to control the amount of protein that is produced from a gene.
Learn more about sgRNA :
https://brainly.com/question/29676052
#SPJ1
The notion that our brain organization and anatomy can change is called __________. a. recovery b. experience c. neurogenesis d. plasticity please select the best answer from the choices provided a b c d
Answers
The correct answer is option D: The notion that our brain organization and anatomy can change is called plasticity.
The ability of the brain to change its connections in response to the environment and a person's experiences is known as brain plasticity. Neuronal connections are established beginning in the fetal stage. Some relationships are kept after birth while others vanish.
The rewiring of the neural circuits during an apprenticeship is a result of the brain's plasticity. During this time, some neuronal connections are strengthened (synapses). The brain is indeed malleable. On the contrary, it changes throughout time.
Undifferentiated cells, which can replace inadvertently killed neurons, also enable cerebral plasticity. For instance, in the rat, the removal of vibriosis (whiskers with a sensory function) alters the way that neurons are arranged in the brain. The disappearance of vibriosis leads to the reorganization of the somatosensory cortex.
To know more about brain plasticity, refer to the following link:
https://brainly.com/question/28147511
#SPJ9
Vacuoles in a cell are used for:
Answers
Answer:
the storage of water in plants
Answer:
Vacoules in cells are used for the storage of water.
Proteins and DNA are stored in Nucleus.
If you described a protein that was coiled, you would be describing its... Group of answer choices primary structure secondary structure tertiary structure quaternary structure
Answers
Answer:
secondary structure
Explanation:
the secondary structure is the coiling/folding of a polypeptide chain. The two types of secondary structures are alpha helix and beta pleated sheet. The alpha helix structure is is a spiral structure and is tight and twisted. The beta pleated sheet has a structure that is in zig-zags.
If you decide to buy a purebred puppy, you would have many different dog breeds to choose from. The wide variety of dog breeds is the result of hundreds of years of
A) LNA
B) genes
C) hormones
D) tradition
Answers
The correct answer is B) genes. The wide variety of dog breeds is the result of hundreds of years of selective breeding to emphasize certain characteristics, which is done by manipulating the genes of the dog.
The wide variety of dog breeds is the result of hundreds of years of selective breeding, where specific genes for certain traits, such as size, coat type, and temperament, were chosen and passed down through generations. This process is known as artificial selection and is responsible for the creation of the many different dog breeds we see today.
It is important to note that genes are the basic unit of heredity and are responsible for determining an organism's characteristics. Therefore, the wide variety of dog breeds is a result of the manipulation of genes through selective breeding.
Learn more about genes at https://brainly.com/question/29762819
#SPJ11
What is a good picture to capitalize this?
Answers
hope this helps a lot and enjoy the pictures!
What is the difference between genetics and epigenetics?
Answers
While genetic changes can affect the protein produced, epigenetic changes affect gene expression by turning genes on and off.
What is genetics?
The scientific study of genetics examines genes and heredity, or the process by which specific characteristics or traits are passed from parents to children as a result of variations in DNA sequence. genetic and hereditary research. Genetic features and information are passed from parents to children through a process known as heredity. Examples of such qualities include eye color and a higher likelihood of contracting a certain disease. The field of epigenetics investigates how environmental factors and behavior can alter how your genes function. Contrary to genetic alterations, epigenetic modifications are reversible, do not alter the DNA sequence, but they can alter how your body interprets a DNA sequence. Gene expression can be altered by epigenetic alterations, which switch genes "on" and "off," whereas genetic changes can change which proteins are produced.
It is simple to understand the relationship between your genes, actions, and environment because your environment and habits, such nutrition and exercise, can cause epigenetic alterations.
Learn more about genetics from the given link.
brainly.com/question/12111570
#SPJ4
Which of the following is not a product or use of tropical rainforests?
a.
food
b.
medicine
c.
tourism
d.
none of the above
Please select the best answer from the choices provided
A
B
C
D
Answers
Answer:
D
Explanation:
Trees give food
Tourist come to see trees sometimes
Medicine sometimes comes from tree herbs
That's all I know..hope it helps
Answer:
its d guys !
Explanation:
According to the lock-and-key model, the active site of an enzyme has a ____________________ shape while the induced-fit model describes the active site as _______________________ shape.
Answers
According to the lock and key model the active site of an enzyme has a Rigid shape while the induced fit model describes the active site as having a flexible shape.
What is lock and key model?
The lock and key model also called Fisher's theory is one of two models which describe the enzyme-substrate interaction.
The lock and key model assumes that the active site of the enzyme and the substrate are equal shaped. It supposes that the substrate fits perfectly into the active site of the enzyme.
What is induced fit model?
The induced-fit model is a model for enzyme–substrate interaction to describe that the substrate is capable of inducing the proper alignment of the active site of the enzyme, causing the latter to subsequently perform its catalytic function.
To learn more about lock and key model: https://brainly.com/question/2619168
#SPJ4
What is the role of dystrophin in normal muscles? How is the different in DMD muscles?
Answers
Explanation:
this answers may help you
Plzz help I need this like right now it 20 points
Answers
Answer:
1. it is releasing antigens to destroy bacteria
Leaves falling from a tree ,what is explanation
Answers
Explanation
~ Cliché as it may sound, leaves falling from a tree is caused by the gravity of the Earth.
GRAVITY~ Gravity is one of the reason and the driving force that made the universe possible. It is the entity that enables the sun to hold planets together in the solar system; the reason why Earth is revolving around the sun just like the moon orbiting the Earth.
~ Gravity has to do with everything on Earth -- leaf falling from the tree, ball bouncing up and down, ocean waves, and stalactites facing downwards.
Picture showing the gravitational relationship of Moon and Earth.
Ezzzzzzzzzzz
Discuss the properties of the plasma membrane that allow it to act as a barrier around the cell. Include the specifics of the phospholipid bilayer.
Answers
How does carbon dioxide enter the atmosphere?
A)Carbon dioxide is only released into the atmosphere by human activities.
B)Carbon dioxide is only released into the atmosphere by animals and bacterial decomposers.
C)Carbon dioxide is only released into the atmosphere by plants, animals, and bacterial decomposers.
D)Carbon dioxide is released into the atmosphere by plants, animals, bacterial decomposers, and human activities.
Answers
Carbon dioxide is released into the atmosphere by plants, animals, bacterial decomposers, and human activities.
What is Carbon dioxide?An essential component of the Earth's atmosphere is the colorless gas known as carbon dioxide .
Carbon dioxide exists in the atmosphere naturally and is also released into the atmosphere as a result of human activity such as the burning of fossil fuels, making cement, and decomposers.
In addition to being necessary for plant growth, carbon dioxide also plays a role in controlling the climate and decomposers of the planet.
One carbon atom is covalently doubly linked to two oxygen atoms in each molecule that makes up carbon dioxide, a chemical compound.
When the temperature is ambient, it exists as a gas.
Carbon dioxide functions as a greenhouse gas because it absorbs infrared light despite being transparent to visible light when it is in the air.
To learn more about Carbon dioxide from the given link
https://brainly.com/question/14445045
#SPJ1
I have an experiment where I need to find out the Controlled Variable, Dependent Variable, and Independent Variable. In my experiment, I am using different temperatures of water, pieces of paper towels, paper clips. Please help!
Answers
Answer:
controlled variables=paper clips
independent variables=different temp of water
dependant pieces of paper towel
Explanation:
Have a nice day