What do we call viral DNA that fuses with host DNA?
A) dormant
B) provirus
C) latent
D) enzyme
Answer:
Answer is Provirus
Explanation:
trust me
What is released that causes the actin and myosin molecules to slide, contracting the sarcomere together?
Hormones
Vitamin B
Vitamin C
Calcium
I believe the answer is Calcium!
Hope this helped!
Which is the only Kingdom in which all members have the property of motility?
A: Plant
B: Eubacteria
C: Animal
D: Fungi
Answer:
I am sure it is Eubacteria.
The _____ is an enzyme involved in the breakdown of serotonin, norepinephrine, and dopamine, and its suppression results in increased availability of these neurotransmitters at the synapse.
The monoamine oxidase (MAO) inhibitor is an enzyme inhibits monoamine oxidase that is involved in the breakdown of serotonin, norepinephrine, and dopamine at the brain.
Neurotransmitters and their usesNeurotransmitters are the chemical that are used to transmit electrical signals from a nerve cell to the target organ.
Some examples of neurotransmitters are:
acetylcholine, dopamine, gamma-aminobutyric acid (GABA), glutamate, histamine, norepinephrine, and serotoninMonoamine oxidase (MAO) inhibitor enzyme makes the neurotransmitters available at the brain by preventing their breakdown by the monoamine oxidase.
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Help please
Biology with genetics. I don’t know how to do this. Someone please help.
Answer:
1.) The father could be blood type O (genotype: oo), blood type A (genotype: Ao), or blood type B (genotype: Bo).
Explanation:
The woman is blood type A, but we know her genotype must be Ao (not AA) because she has a daughter with blood type O. That means the daughter got an o allele from each parent. That's why dad must have at least one o.
I only know 1.) sorry, but i hoped I helped a little bit.
how do you account for the fact that e. coli can replicate faster than two replication forks can separate the strands of DNA in the circular chromosoe
Answer:
Explanation:
By theta mode of replication, an E Coli can replicate its genome in 40 minutes. But the cell division takes 20 minutes. Let us just remind ourselves how an E coli replicates its DNA. The replication always begins at the origin of replication.
K12
Acid rain has worn away some features on this statue. What type of weathering is this?
erosion
mechanical/physical weathering
deposition
chemical weathering
Help please
This type of weathering is called chemical weathering.
What is chemical weathering?Chemical weathering is a type of weathering that occurs when chemical reactions break down and alter the structure of rocks and minerals. This can happen through processes such as oxidation, hydrolysis, and acid-base reactions.
Chemical weathering can be caused by various factors, including water, air, and temperature. For example, when rainwater containing carbon dioxide dissolves in the soil, it forms carbonic acid, which can chemically break down rocks. Chemical weathering can also lead to soil formation and the release of nutrients that are important for plant growth. Over time, this process can change the appearance and composition of the landscape, affecting not only the geology but also the ecology of the area.
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Keratinization:_____.
a. in the formation of new epidermal cells.
b. occurs in the dermis. produces a layer of cells that resist abrasion.
c. does not affect permeability characteristics of the epidermis.
d. determines skin color.
The number of eggs produced in internal fertilisation is
A. more than external fertilization
B. less than external fertilization
C. more or less than external fertilisation depending on the environmental conditions
D. equal to external fertilisation
Answer:
Less than external fertilizationExplanation:
The number of eggs produced in internal fertilisation is less than external fertilization .What specifically separates during anaphase of mitosis?.
Given what we know, we can confirm that during the anaphase of mitosis. the sister chromatids are separated.
What is mitosis?Mitosis is a process by which cells multiply. Mitosis consists of many stages, such as:
prophaseprometaphasemetaphaseanaphasetelophase.Each of these stages has very specific processes that take place. During anaphase, the sister chromatids are separated at their centromeres, and the cell is finally ready to divide in the telophase.
Therefore, we can confirm that during the anaphase of mitosis. the sister chromatids are separated.'
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How does surface water become groundwater?
A. Irrigation adds water to the soil, which is taken up by plants and released to the air.
B. Precipitation flows downhill and enters large bodies of water above layers of solid rock.
C. Precipitation collects, infiltrates into the ground, and collects above layers of solid rock.
D. Snow falls in the mountains and collects as snowcaps in the winter.
the organizational stage where organisms begin to interact with other organisms
Question 1 options:
community
biome
population
Answer:
community
Explanation:
A community of organisms involves regualr interacting between different or the same species. They live, eat etc togther and display togtherness. Think of an actual functional community; working togther.
Answer:
Community
Explanation:
Actually first and last option are correlated to each other
Organisms live in community and they interact with each otherAlso they reproduce themselves while staying in communityWhich helps in increasing population of themIn contrast to autonomic synapses, the synapses between neurons and skeletal muscle (neuromuscular junctions) ________.
Which two factors could increase the carrying capacity of an ecosystem?
an increase in available water and space
a decrease in food supply and predation
an increase in immigration and birth rate
a decrease in habitat size and death rate
Answer:
the answer is A decrease in food supply and prediation.
Examine the cladogram; What is one shortcoming of this proposed family tree?
Although we do not have access to the diagram in question, we can say in general terms that cladograms are used to study the ancestral relationship of organisms based on physical traits and phenotypes.
Why is a cladogram not very effective?The major shortcoming produced by a cladogram is its lack of genetic factors. Cladograms focus on comparing organisms based solely on phenotypes and physical traits, which results in errors due to ignorance of genetic factors which would allow for more precise results.
Therefore, we can confirm that cladograms are used to study the ancestral relationship of organisms based on physical traits and phenotypes, and their shortcoming is the lack of genetic factors.
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In general, what is the major difference in outcome when a plant cell and an animal cell are placed in hypotonic solutions.
Answer:
As a result, it also has a higher concentration of water than the cell does. Osmosis draws water out of the solution and into the cells. As a result, plant and animal cells both appear more plump when placed in a hypotonic solution. When viewed under a microscope, the vacuoles of plant cells appear noticeably larger.
What is one reason why many mutations may be deleterious?.
Answer:
Mutations could affect our bodies and harm them badly. For instance, cancer is a form of cells mutating which harms the body. This could be fatal, because if the cells are mutated, they now gain new functions that they are not supposed to do, which causes the other cells to attempt fighting back.
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oods rich in carbohydrates include all _______ foods. a. low-fat b. health c. processed d. plant e. unsweetened
(D)-Plant
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help with this one pls
In the space provided, explain the adaptations of the plant or animal for surviving in a water
environment.
The plants living in water is also called as hydrophytes or macrophytes. The adaptations of aquatic plants are floating plants and dissected leaves. The adaptations of aquatic animals are respiration through gills, locomotion through fins and tail, and streamlined body for better swimming.
And as for aquatic animals, some of the adaptations of aquatic animals are: Their body is streamlined and hence, they can swim easily. They have gills as the respiratory organs. They have fins as the locomotory organs, Various types of fins are present in fishes such as dorsal fins, pectoral fins, caudal fins etc.
The graph shows carrying capacity in two different areas for two populations
of salmon. Which statement below is most likely true about these areas?
A. Changes in the aquatic environment in Area A has made it less hospitable to salmon
B. More food resources are available for salmon in Area B than in Area A.
C. Salmon fishing occurs in Area B but not in Area A.
D. More species compete with salmon for food in Area A than 1 Area
B.
Answer:
C ,salmon fishing occurs in area b but not in area a
The statement which is most likely true about these areas is that the salmon fishing occurs in the area B but not in the area A. Thus, the correct option will be C.
What is Carrying capacity?Carrying capacity can be defined as the species' average population size which can stay in a particular environmental habitat. The species population size in an atmosphere is limited by the environmental factors such as adequate food, shelter, water, and the mates as well. If these needs are not met correctly with the surrounding, then the population will decrease until the resource rebounds and then the species number is restored.
From the given graph which is showing carrying capacity in two different areas of two populations of salmon fishes. The statement which is most likely to be true about these areas is that salmon fishing occurs in the areas B but not in area A.
Therefore, the correct option will be C.
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Why is the carbon cycle important to us
Answer: The carbon cycle is important to us because it refreshes carbon in the air and helps plants grow
Explanation: The carbon cycle is important in ecosystems because it moves carbon, a life-sustaining element, from the atmosphere and oceans into organisms and back again to the atmosphere and oceans.
What evidence do scientists have to support the big bang theory as
the origin of the universe?
Answer:Hubble's discovery in the 1920s of a relationship between a galaxy's distance from Earth and its speed; and • the discovery in the 1960s of cosmic microwave background radiation.
Explanation:
Answer:
the earliest and most direct observational evidence of the validity of the theory are thee expansion of universe
Explanation:
When a volcano erupts, tiny particles from which of earth’s spheres are reappeared into the air
Which features help reduce the amount of runoff that occurs in an area?.
Answer:
3 because the amount of runoff is that
Answer: D, increased vegitation
Explanation: I got it right on edge
What catastrophic event sets a tsunami in motion? earthquake, tornado, forest fire, hurricane.
Answer: The correct answer out of these choices is an earthquake.
Hope this helps!
Answer:
Earthquake
Explanation:
I just took the test and it is correct
During which phase of meiosis are the homologous chromosomes first separated from each other?.
Answer:
anaphase
Explanation:
Over the course of hominid evolution, jaw size has
Group of answer choices
increased.
decreased then increased.
decreased.
remained the same.
Sustainability means meeting human needs in ways that will allow future generations to meet their needs as well.
True
False
Sickle cell anemia is an inherited form of anemia — a condition
in which there aren't enough healthy red blood cells to carry
adequate oxygen throughout your body.
Normally, your red blood cells are flexible and round, moving
easily through your blood vessels. In sickle cell anemia, the red
blood cells become rigid and sticky and are shaped like sickles
or crescent moons. These irregularly shaped cells can get stuck
in small blood vessels. How does sickle cell anemia affect the
blood flow in a human? SC. 912. L. 14. 36
It can speed up blood flow of oxygen to parts of the
O body causing lower blood pressure, lower resistance
and lower blood viscosity
It can slow the blood flow of oxygen to parts of the
O body causing higher blood pressure, lower resistance.
and higher blood viscosity
It can speed up blood flow of oxygen to parts of the
O body causing higher blood pressure, higher resistance
and higher blood viscosity
It can slow or block blood flow and oxygen to parts of
o the body causing higher blood pressure, higher
resistance and higher blood viscosity
Answer: Last option
Explanation: The sickle shaped cells are less efficient at carrying oxygen. They can cause partial blockages in the blood vessels increasing resistance and thus raising blood pressure.