Answers
Answer:
ok
Explanation:
ok thats the answer
Related Questions
Hypertonic means...
A. High in solute
B. Low in solute
C. Equal in solute
D. Hyperactive
Answers
Answer:
Hypertonic according to biology means that there's a high concentration of a solute in a given solution.
Henry has categorized fish as feminine and sharks as masculine. On further reflection, he has refined the categorization of fish. He categorizes passive fish, such as goldfish and clownfish, as feminine, while he categorizes aggressive, carnivorous fish, like piranhas and goliath tigerfish, as masculine. Henry has done a good job of demonstrating ______________
Answers
Answer:
categorizing animal species
Explanation:
Fungi may cause disease in humans through
A. Allergies only
B. Infection and allergies
C. Infection only
D. Infection, poisoning, and allergies
Answers
Answer:
i am not sure but probaby d
Explanation:
Researchers are studying the abnormal activity of kinases in relation to cancer. Theoretically, how might researchers use signal transduction pathways to influence the environment of cancer cells for treatment? (3 points)
Disrupt the function of protein kinases involved in cell cycle regulation
Inactivate epinephrine receptors on cancer cells
Stimulate production of cAMP in cancer cells
Alter G protein-coupled receptors involved in cell cycle regulation to be active in the absence of their normal signaling molecules
Answers
Answer:
I am pretty sure that the answer is A.
Explanation:
Protein kinases regulate the cell cycle by giving the "go-ahead" or "stop" signal at checkpoints in the cycle. A mutation/disruption in the protein kinases can result in it not doing its job properly. As a result, it can give the 'go-ahead' signal to all cells (mutated or not) to continue through the cell cycle. A distrupted kinase will infleunce the enviornment for a cancer cell as the cancer cell can continue to divide continuously.
I do not think the answer is D because G-couped receptirs are not involed in the regulation of the cell cycle. Additionally, I do not think the answer is C since the production of cAMP (a secondary messgenger amplifies transduction signals; this doesn't have anything to do with cancer?) Finally, between A and B I know that a direct result of cancer is due to a distruption in either protien kinases or growth factors (not in the answer choices). Since one of the factors that leads to cancer is present in answer choice A, I think that is the one. However, this is just my reasoning, I am not 100% sure!
What energy source provides the heat to form the "ingredients" of Igneous rock?
Answers
Answer:
The two major sources of energy for the rock cycle are also shown; the sun provides energy for surface processes such as weathering, erosion, and transport, and the Earth's internal heat provides energy for processes like subduction, melting, and metamorphism.
Explanation:
Hope this helped, Have a Wonderful Day!!
Weathering, erosion, and transport on Earth's surface are all fueled by the sun, while subduction, melting, and metamorphism are all fueled by the planet's internal heat.
What is igneous rock?One of the three primary rock types, along with sedimentary and metamorphic rocks, is igneous rock, also known as magmatic rock. When lava or magma cools and solidifies, igneous rock is created. The partial melting of pre-existing materials in the mantle or crust of a planet can produce the magma.
Hot, molten rock crystallizes and hardens to form igneous rocks, which are named after the Latin word for fire. Near active plate borders or hot places, the melt begins its journey deep within the Earth before rising to the surface.
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How are increasing temperatures likely to effect agricultural
Answers
Answer:Climate change can disrupt food availability, reduce access to food, and affect food quality. For example, projected increases in temperatures, changes in precipitation patterns, changes in extreme weather events, and reductions in water availability may all result in reduced agricultural productivity.
Explanation:
help! I'm grounded if I don't get a good grade on my test
Answers
Answer:
A is the answer
Explanation:
Hope I helped
Which statement best describes a characteristic unique to renewable resources?
Renewable resources are abundant.
Renewable resources form slowly.
Renewable resources can be used to generate electricity.
Renewable resources are found in nature.
Answers
Answer:
The correct answer is -
Renewable resources are abundant.
Explanation:
Renewable source of energy which is found in nature in abundant quantity and can be used repeatedly and will never end as it is kept on forming naturally and replaced.
Both renewable resources and non-renewable sources of energy are used to generate electricity. Non-renewable source of energy takes a longer period to form again as it is a slow process however it is not the case with the renewable source of energy.
Answer:
Which statement best describes a characteristic unique to renewable resources?
Renewable resources are abundant.
Renewable resources form slowly.
Renewable resources can be used to generate electricity.
Renewable resources are found in nature.
Explanation:
The correct answer is -
Renewable resources are abundant.
Explanation:
Renewable source of energy which is found in nature in abundant quantity and can be used repeatedly and will never end as it is kept on forming naturally and replaced.
Both renewable resources and non-renewable sources of energy are used to generate electricity. Non-renewable source of energy takes a longer period to form again as it is a slow process however it is not the case with the renewable source of energy.
12. Why does Dr. Jablonski dismiss the hypothesis that protection from skin cancer provided selection for the evolution of darker skin in our human ancestors
Answers
Answer:
Because skin cancer does not usually arise until after an individual's peak reproductive years.
Explanation:
You lab mate suggest that sequencing the 16s ribosome gene from bacteria A might be a better approach for identifying the bacteria. After you obtain the sequence, what would you need to do in order to complete the identification?
Answers
Answer:
Explanation:
After obtaining the sequence of the 16s ribosome, these sequences must be first assembled before they can undergo further analysis. The genome assembly consists of putting the fragments in the correct order, and eliminating overlaps. Due to the large amount of data, this process is conducted by a computer, which examines short DNA fragments and deduces their order from the overlaps.
After obtaining the full sequence and in the correct order, it is compared to other sequences in a data base that stores the 16s ribosome genes of all the bacterial groups discovered so far. The percentage of similarity between the sample and an entry of this data base will indicate the identity of the bacteria.
If a woman is heterozygous for widow's peak
(widow's peak is dominant over a smooth hairline) has children with a man with a smooth hairline, what
are the possible phenotypes of their children?
It is impossible to determine the possible phenotypes.
O All of their children will have a widow's peak.
O None of their children will have a widow's peak.
It is possible for their children to either have widow's peak or a smooth hairline.
Answers
Answer:
It is possible for their children to either have widow's peak or a smooth hairline.
Explanation:
Let's say that the widow's peak allele is W (dominant) and the smooth hairline is w (recessive).
A woman heterozygous for widow's peak is Ww. A man with a smooth hairline must have two copies of the smooth allele since it is a recessive trait, so he must be ww.
The cross is Ww x ww
W w
w Ww ww
w Ww ww
There is a 50% chance that the children will have the genotype Ww, and therefore have a widow's peak. There is a 50% chance the children will be ww, and will therefore have a smooth hairline.
So, It is possible for their children to either have widow's peak or a smooth hairline.
Which organelle would you be?
Answers
Answer:
Organelles of a cell
Explanation:
Answer:
cell
Explanation:
The plasma membrane is selectively permeable. It allows some substances to enter and leave the cell unrestricted while others are restricted. Some toxins produced by certain bacteria cross the plasma membrane, interfering with normal chemical reactions, and ultimately killing the affected cell. Why are cells unable to stop the flood of these harmful substances into the cell
Answers
Answer:
There are specific receptors present on the surface of the normal cell membrane to recognize the molecules to allow them to pass or not. Most of the bacterial toxin are water-soluble molecules, and bound to the cell surface and interact with them as some time antibody-antigen interaction or cell recognition does not occur that form a pore in the cell membrane and toxins move into the cell.
Once toxins enter the cell they attack intracellular targets through endocytic vesicles. Ultimately these ends in cell death.
The cells are not able to stop the flow of the mentioned harmful substances into the cell as they fail to recognize them as foreign entities. These foreign toxins have intracellular targets with which they bind and lead to death of the cell.
Cell death due to foreign toxins:The plasma membrane is formed of lipids. The toxins produced by the bacterial cells are water soluble. Therefore, they identify particular receptors on the membrane and associate with them. Thus, cell at certain occasions fail to identify them as foreign entities.
They combine with the plasma membrane of the cell and induce pore formation, however, there are many toxins that invade the cell and possess intracellular targets via endocytic vesicles. With the help of these vesicles, they deliver their enzymatic domain into the cytosol and results in the death of the cell by obstructing the metabolism of the cell.
Thus, cells fail to identify the bacterial toxins as foreign entities and they invade the cell and results in cell death.
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Which step in the digestive process represents a chemical change in food?
Answers
Answer:
digestion
Explanation:
Which type of fossil appears as a “black painting” on a rock?
Answers
Answer: carbon film
Explanation: this answer is 100% right I’m staring at the answer on my test right now
A cell has chloroplasts, numerous ribosomes, an endoplasmic reticulum, and a cell wall. What type of cell is this?
Answers
Answer:
The cell with chloroplasts, abundant ribosomes, plus an endoplasmic reticulum, and a cell wall is of the plant cell type.
Explanation:
Plant cells are eukaryotic cells found in all plants, with specific characteristics given their ability to be autotrophic and use solar energy to synthesize their nutrients. The presence of many ribosomes and a developed endoplasmic reticulum is due to their high capacity for plant protein synthesis.
One characteristic that differentiates plant and animal cells is the presence of a cell wall, which surrounds the cell membrane, and chloroplasts. Chloroplasts are responsible for making the process of photosynthesis possible.
Which type of sensory receptors monitor position and movement of the body?
A. Photoreceptors
B. Chemoreceptors
C. Proprioceptors
D. Exteroceptors
Answers
The answer is Proprioceptors.
C is the correct answer my guy
Please look at the imagine and tell me what the answer is
Answers
Answer:
Medial Malleolus is the answer
D. Which of the following are functions of the cell membrane? Choose 3.
A Cells don't have membranes.
B To regulate what enters and leaves the cell
C To make ribosomes
D To make proteins
E To protect the cell
F To separate the internal and external environment of the cell
Answers
Answer:
Function of the cell membrane :----
B. To regulate what enters and leaves the cell
E. To protect the cell
F. To separate the internal and external environment of the cell
The functions of the cell membrane are:
To regulate what enters and leaves the cellTo protect the cellTo separate the internal and external environment of the cellThus, options B, E and F are the correct options.
What is a cell membrane?The cell membrane is a biological membrane that separates and shields the interior of all cells from the external environment. It is also referred to as the plasma membrane (PM), cytoplasmic membrane, or plasmalemma (the extracellular space). The cell membrane is made up of a lipid bilayer, which is two layers of phospholipids interleaved with cholesterol (a lipid component) to maintain the proper fluidity of the membrane at varying temperatures.
Additionally, the membrane is made up of membrane proteins, such as integral proteins that cross the membrane and function as membrane transporters and peripheral proteins that just cling to the cell's outer membrane and function as enzymes to help the cell interact with its surroundings.
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Challenge: In the process of photosynthesis, plants use carbon dioxide (CO2), water (H2O), and light energy to produce a sugar (C6H12O6) and oxygen (O2). In the process of aerobic respiration, animals and plants release energy from sugar and oxygen and produce carbon dioxide and water. The chemical equations that describe these reactions look like this:
6CO2 + 6H2O + light C6H12O6 + 6O2
C6H12O6 + 6O2 6CO2 + 6H2O + energy
How do these equations explain why the total amount of O2 and CO2 remains the same?
Answers
Answer:
Picture below
Explanation:
hope it helps
The total amount of O₂ and CO₂ remains the same because their 6 molecules of carbon formed glucose and the remaining 6 molecules of oxygen are released as by-products.
What is the difference between respiration and photosynthesis?Green plants make their own food through a process called photosynthesis, which transforms light energy into chemical energy.
Living things use the process of respiration to change oxygen and glucose into carbon dioxide and water, which releases a significant quantity of energy.
There are two stages to photosynthesis: light reaction and dark reaction. Inhalation and exhalation are the two phases of respiration. Because photosynthesis depends on light, it only occurs during the day. No organism can survive without breathing, which is a constant activity.
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What is a fossil? Give the best definition.
a
the remains of only dinosaurs
b
the preserved physical remains of deceased organisms
c
old rocks of different shapes and sizes
d
dead bodies of plants and animals
Answers
Answer:
B
Explanation:
Fossils are ancient sometimes hidden treasures... remains of deceased beings or things that decayed over a period of time.
If the dominant alleles for stem color and fasciation are commonly located on the same chromosome, how could the dominant allele for one of these characteristics and the recessive allele for the other be on the same chromosome?
Answers
Answer:
Chromosome crossing over in prophase 1 where DNA segments are moved between the homologous pair.
Explanation:
PLEASE ANSWER ASAP Two organisms are found to have similarities in their DNA. What would this tell you
about these two organisms?
O The organisms are plants
O The organisms share a common ancestry
The organisms have cellular mutations
The organisms are prokaryotic
Answers
Answer:
They share common ancestors
Explanation:
DNA remain conserve for long time and genetic code dna us major source to know that if irganistims share common ancestors
Which statements describe an ecosystem? Check all that apply.
An ecosystem includes nonliving things in an environment.
In an ecosystem, living and nonliving things interact.
An ecosystem includes living things in an environment.
An ecosystem includes only living things in an environment.
Ecosystems are affected by the climate of a region.
Answers
Answer:
An ecosystem includes nonliving things in an environment
. In an ecosystem, living and nonliving things interact.
An ecosystem includes living things in an environment.
Ecosystems are affected by the climate of a region.
Explanation:
An Ecosystem includes living things (biotic) and non living things (abiotic) in an environment.
What is ecosytem?An ecosystem is a geographical region in which plants, animals, and other species, as well as weather and landscapes, collaborate to build a living bubble.Living things and non living things interact in an ecosystem.What are the biotic and abiotic components of ecosystem?Living creatures that have a direct or indirect impact on other species in an ecosystem are referred to as biotic components.Plants, animals, and microbes, as well as their waste products, are examples.All chemical and physical elements, or non-living components, make up the abiotic components of an ecosystem.Abiotic components can differ from one ecosystem to the next and from one place to the next.They mostly serve as life supporters.They control and limit the amount, variety, and development of biotic components in an ecosystem.As a result, they are referred to as limiting factors.Hence the correct option is C.To know more about Ecosystem here
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The phospholipid bilayer is composed of lipids which are _________ and do not dissolve well in water but do dissolve in oils. The phosphate head does dissolve in water because it is _________ just like water
Answers
Explanation:
which are hydrophobic
it is hydrophilic like water
What is your function within the cell ?
Answers
Answer:
they provide structure for the body, take in nutrients from food, covert those nutrients into energy, and carry out specialized functions
Answer: AND THIS PERSON BRAINLIEST PLS
Explanation:
The ability to store energy, as in a glucose molecule, is termed
Answers
Answer:
The term can either be, a battery, or an accumulator.
Explanation:
If you look at a “battery“ which stores chemical energy, and devices that use it -toys, mechanical tools, etc.- into electrical energy storing it.
Which of the following scenarios describes an example of epistasis?
Answers
What o uawant me to do exactly
Answer:
In rabbits and many other mammals, one genotype (ee) prevents any fur color from developing.
Hope this helps!!! :D
What is a neap tide? What causes a neap tide?
Answers
Organisms use different types of adaptations to aid in their survival. One type of butterfly mimics a dead leaf to evade predators. What type of adaptation is this? a. Biochemical b. Ecological c. Structural d. Physiological Please select the best answer from the choices provided A B C D
Answers
Answer:
It's a structural adaption.
-------
Here are examples of the other adaptions:
Biochemical= Being immune to scorpion poison
Physiological= Hyoid bone used for roaring
Ecological= The sand grouse has wings that can hold water in its feathers, so it can take water back to the nest
Answer:
c
Explanation:
i got it right
