Which organelles surround the cell? Check all that apply.
cell wall
cell membrane
nucleus
endoplasmic reticulum
ribosome
cell wall
cell membrane .
is the answer
What is the difference between the plasma and gaseous states of matter? A) The gaseous and plasma states are electrically neutral. B) The gaseous state is electrically positive, while the plasma state is electrically negative. C) The gaseous state is electrically negative, while the plasma state is electrically negative. D) The gaseous state is electrically neutral, while the plasma state can be either electrically positive or negative.
The correct answer is D.What is the difference between the plasma and gaseous states of matter?
Hope that helped someone i found out the hard way :(
Which proteins move the farthest during sds-polyacrylamide gel electrophoresis?
The proteins move the farthest during sds-polyacrylamide gel electrophoresis is that the smallest sized will travel the farthest in a gel. They travel at a speed inversely proportional to their lengths.
What is gel electrophoresis?The term gel electrophoresis has been refer as the process in which molecules can be separated according to the size and electrical charge by applying an electric current to them when they are in gel and the current forces through the molecules through the pores in the thin layer of gel.
The cell transformation that has been changes in type of protein expressed and growth characteristics that take place in cells infected by some viruses. The proteins move the farthest during sds-polyacrylamide gel electrophoresis is that the smallest sized will travel the farthest in a gel. They travel at a speed inversely proportional to their lengths.
Gels can melt during electrophoresis, the buffer can become exhausted, and different forms of genetic material may run in unpredictable forms and the strengths could be that it separates based on size, it is relatively easy to do.
Therefore, The proteins move the farthest during sds-polyacrylamide gel electrophoresis is that the smallest sized will travel the farthest in a gel. They travel at a speed inversely proportional to their lengths.
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What materials formed the solar system?
what is even ungulates (hoofed animal), typical herbivores(cows, pigs, and giraffes)
Even ungulates are mammals with an even number of toes, including cattle, deer, and giraffes. ion.
Even ungulates, also known as even-toed ungulates, are a diverse group of mammals belonging to the order Artiodactyla.
This group is characterized by having an even number of toes on each foot, typically two or four. Examples of even ungulates include cattle, deer, giraffes, and camels.In the context of African ecosystems, even ungulates play significant roles. According to a study by Odadi et al. (2011), African wild ungulates can either compete with or facilitate the grazing needs of cattle, depending on the season. This interaction highlights the importance of understanding ungulate behavior and ecology for effective wildlife and agricultural management.Even ungulates also exhibit adaptations that follow Bergmann's rule, which states that animal size varies with climate. For instance, ungulates from cooler environments tend to have larger body sizes and smaller surface areas compared to those from warmer regions, aiding in body heat retention.Observational techniques such as aerial surveys are often used for studying ungulates due to their large group formations and visibility in various habitats. Accurate data collection on these animals is essential for monitoring their populations and ensuring their conservation.what cellular components do some bacterial cells have that make them powerful pathogens ?
The "fight-or-flight" response is associated with the _____ division.
The nurse is assessing a client who has presented to the emergency department in emotional distress. what client data represents the greatest risk for suicide?
Surface area = 4πr2;
where r is the radius of the sphere;
π is a constant that is roughly equal to 3.
Using the simple approximation above, calculate the surface area of a sphere with a radius of 5 meters.
Answer:
300 square meters
Explanation:
The formula for surface area of a sphere is
[tex]A=4\pi r^2[/tex] .... (1)
where, r is the radius of the sphere and π is a constant that is roughly equal to 3.
It is given that the radius of the sphere is 5 meters..
Substitute π = 3 and r=5 in equation (1).
[tex]A=4\times (3)\times (5)^2[/tex]
[tex]A=12\times 25[/tex]
[tex]A=300[/tex]
Therefore the surface area of a sphere with a radius of 5 meters is 300 square meters.
What are the advantages and disadvantages to the way we currently define life? How might our list of characteristics be challenged in the future (genetic engineering, cloning, etc.)? (5pts)
Answer:
As the amount of sunlight we see reflected increases, it is called:
Increased reflection of sunlight is caused by scattering, which is more probable the longer the sunlight's path through our atmosphere. This contributes to the reddening of the sun at sunrise and sunset. Atmospheric refraction also affects the way we perceive sunlight.
Explanation:As the amount of sunlight we see reflected increases, it is called scattering. Sunlight scattering occurs when the path of the sunlight travels through our atmosphere. The longer its path, the more chance there is for the sunlight to be scattered. Considering the wavelengths of different lights, red light is less likely to be scattered than blue light. Therefore, the Sun appears more red as it approaches the horizon due to the increasing chance of scattering.
Atmospheric refraction also plays a role in how we perceive sunlight. It bends the light that passes through the air, allowing us to see the Sun even when it is a bit 'over the horizon'. This makes the Sun appear to rise earlier and set later than it would in an atmosphere-free environment.
Remember, an increase in scattered light does not necessarily mean a change in the UV radiation reaching our eyes. The question of how UV photons enter our eyes is more related to the Sun's altitude and the time of the day, not the scattering of light.
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The term scientists use to describe the reflectivity of a surface is albedo.
High albedo surfaces, like snow, reflect more sunlight, while low albedo surfaces, like forests, absorb more. This affects Earth's energy balance and temperature.
Albedo refers to the fraction of solar energy (sunlight) that is reflected from the Earth back into space. For example, snow and ice have high albedo because they reflect most of the sunlight, while darker surfaces like oceans and forests have a low albedo because they absorb more sunlight.
Changes in reflectivity significantly affect how much energy enters Earth's system. When sunlight is reflected by surfaces with high albedo, less energy is absorbed, leading to cooler temperatures. Conversely, surfaces with low albedo absorb more energy, contributing to warming.
This concept is critical in understanding climate dynamics and the energy balance of our planet.
List a few things you would see, that you cannot see now, if your sense of vision were “better.”
The list of few things one could see, that they cannot see now, if their sense of vision were "better" are mentioned below.
Vision is the ability to see or perceive things through the eyes or the mind.
One would be able to see things that are currently too far away or too small to see with my current level of vision. Also, one might be able to see the individual details of a flower petal or the intricate patterns on a butterfly's wing.
One would have a more detailed and nuanced understanding of the world around them and would be able to appreciate the beauty and complexity of the natural world in a way that is currently beyond their reach.
Therefore, above are the certain list of what one could do if their sense of vision were" better".
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A biologist set up an experiment to study nine mice on day one of the study the mice were measured for a variety of characteristics then the mice were put into individual pages and kept under the following conditions?
The biologist in question is segueing different components of the scientific method to design this experiment. The mice are gauged for certain characteristics, placed in controlled environments, and further observed for any changes, exemplifying observation and data gathering, then experimentation, and finally, comparison and analysis.
Explanation:In the described biological study, the biologist is likely following a method similar to the scientific method used extensively across fields of study. At the beginning of the experiment, the selected mice might be measured for characteristics such as weight, body length, or specific behaviors. This forms the basis for observation and data gathering, the first steps in a scientific inquiry.
Post gathering these initial observations, the mice are placed in individual setups, or "pages" as mentioned in the query. Ideally, these conditions should be controlled, and any changes in the mice's characteristics subsequently observed could be attributed to those specific conditions. The process here resembles that of an experimentation setup. To put it simply, it involves observing changes in your subjects (in this case, the mice) in a controlled environment.
Another possible method for studying the mice could include comparing the individual mice data and conducting further analysis. This falls under the section of data comparison and analysis which is a key component of many scientific studies, allowing researchers to observe patterns and possibly infer causal relationships.
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why are emperor penguins a species
Answer:
They can mate and produce offspring that can mate
Explanation:
6. The drawing below shows the fluid inside and outside a cell. The dots represent molecules of a substance needed by the cell. The molecules are very small and hydrophobic. What type of transport will move the molecules into the cell?
The type of transport that will move the molecules into the cell is passive transport.
The types of cell transport.Basically, there are two (2) main types of cell transport and these include:
Active transport.Passive transport.What is passive transport?Passive transport refers to the movement of molecules or substances across the cell membrane without the use or expenditure of chemical energy.
Scientifically, passive transport is highly dependent on the second law of thermodynamics for the movement of molecules or chemical substances across a cell membrane.
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Hesi- twelve hours after sustaining full-thickness burns to the chest and thighs a client who is on nothing-by-mouth status (npo) is reporting severe thirst. the client's urinary output has been 60 ml/hr for the past 10 hours. no bowel sounds are heard. what should the nurse do?
Answer:
The nurse should give fluids and water to the client.
Explanation:
The nurse should give water to the patient because the absence of bowel sounds means that the person has nothing in his or her digestive system. in other words, there is no food or fluids that can help to hydrate the body and if the person is thirsty, it means that his or her body is demanding water to help with dehydration.
Besides, the patient has the skin burned, so the natural barrier to stop dehydration ( the skin), is damaged. As the client can not retain water properly in his or her body, the person dehydrates quicker, so the client needs more fluids and water
The psychiatrist credited with labeling schizophrenia as dementia praecox was _____.
During exercise, blood is shifted from the __________ into systemic circulation.
From the fact that high fructose corn syrup (hfcs) tastes sweeter than regular table sugar, one can conclude that
High fructose corn syrup tastes sweeter than regular table sugar due to its higher fructose content. Our taste buds perceive fructose as sweeter than glucose, and HFCS contains a higher proportion of fructose.
Explanation:High fructose corn syrup (HFCS) does indeed taste sweeter than regular table sugar, the reason behind this has to do with the chemical composition of these two sweeteners. Table sugar, or sucrose, is composed of equal parts of two simple sugars: glucose and fructose. HFCS, on the other hand, contains a higher proportion of fructose than glucose.
Our taste buds perceive fructose as sweeter than glucose. Therefore, a sweetener containing a higher proportion of fructose, like HFCS, will taste sweeter than one with equal parts fructose and glucose, like sucrose (table sugar). This is why HFCS is often used in food products, as it provides the same sweetness as sucrose but uses less volume, potentially reducing costs.
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The _______________ is a fluid-filled region between the plasma membrane and the nucleus which contains _______________
what does the comprehensive environmental response compensation and liability act (superfund) do ?
a. It encourages businesses to keep hazardous waste sites open.
b. It mandates the clean-up of abandoned hazardous waste sites open.
c. It requires local governments to keep hazardous waste sites open.
d. It allows local government s to close hazardous waste sites and leave them as they are.
The comprehensive environmental response compensation and liability act or popularly known as CERCLA or Superfund authorizes the President to respond to releases or threatened releases of hazardous substances into the environment. It was designed to fund the cleanup of sites contaminated with hazardous substances and pollutants.
Hence, the correct answer is option B.
this kind of cell from a multicellular organism does not have a large central vacuole
Answer: Animal cell
Explanation:
Animal cells have a nucleus and other membrane-bound organelles. And they form multicellular organisms because they depend upon many different cells for all of its functions.
Plant cells also exists as multicellular organisms, although some of the plants are unicellular. They have a large central vacuole, which is the largest organelle in the cell responsible to maintain the pressure within the plant cell to provide structure by storing water. While animal cells vacuoles perform other functions, assisting in exocytosis and endocytosis. So the main function of vacuoles in animal cells is to remove waste products. There are many small vacuoles in the animal cell, and they scattered everywhere within the cell.
Which of the following is not a limbic system structure
The cerebral cortex is not part of the limbic system, as shown in the letter B.
What is the limbic system?
It is a system with psychic functions.It is the system that integrates the nervous, endocrine, and immunological systems.The limbic system is responsible for processing emotions, motivated behaviors, and memory. It is responsible for the body's responses to stress, motivation, memory and even learning. This system is made up of the hippocampus, amygdala, midbrain, and hypothalamus.
Full question:
Which of the following is not a component of the limbic system?
a) Hippocampus
b) Cerebral cortex
c) Amygdala
d) Midbrain
e) Hypothalamus
What could happen to the environment if there were no environmental scientists to monitor it? a. decline in air, land and water pollution; no one to ensure proper disposal of toxic wastes; decreased destruction of habitats; increase in species extinction; b. great increase in air, land and water pollution; no one to ensure proper disposal of toxic wastes; increased destruction of habitats; increase in species extinction; c. problems with enforcing the preservation of certain ecosystems and wildlife; great increase in air, land, and water pollution; decreased destruction of habitats; increase in species extinction d. increased destruction of habitats, decrease in species extinction; problems with enforcing the preservation of certain ecosystems and wildlife; prevent the depletion of Earth's natural resources
Which layer of the earth contains granite and basalt in the GREATEST abundance
Answer: I think it is the crust and also you're welcome
Theophrastus was considered the "Father of Botany" in the approximate year _____. 800 B.C.
300 B.C.
500 A.D.
1500 A.D.
Identify the blood vessel marked in the angiogram
Angiogram detects a blood vessel named as brachiocephalic.
Further Explanation:
Blood vessels named as brachiocephalic is initiate from the aortic arch. It is a mediastinum artery. It is also known as the brachiocephalic trunk and innominate artery. This is because of blood flow to this artery to the neck, head, and arm. It provides blood to the right subclavian artery and carotid artery. It is a blood vessel that has a thick wall and takes blood away from the heart.
It is also referred to as a trunk because it is the support for the other two arteries. The length of the brachiocephalic artery is approximately four to five centimeters from the aortic arch to the point where it dived into the carotid artery and subclavian artery. The brachiocephalic artery is not present in the left region of the body. It varies in appearance and size.
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Answer Details:
Grade: High School
Subject: Biology
Chapter: Cardiac system
Keywords:
Artery, blood vessels, branches, subclavian, carotid, aortic arch, blood flow, length, trunk, aorta, midline, size, appearance, body, four, five, brachiocephalic artery.
A particular species of butterfly lays its eggs on only one type of lupine flower. What would be a likely result if pesticides sprayed on these lupines kills insects that pollinate the flowers?
1.The lupine-dependent butterflies would lay eggs on other plants.
2.The lupine-dependent butterflies would disappear.
3.Other insect pollinators would proliferate.
Answer:2 the lupine dependent butterflies would disappear.
If the spraying of pesticides will remove all the insects then there will be no insect that will pollinate the lupine flowers. So this will cause removal of lupine species from the environment. And the lupine dependent butterflies will not be able to release their egg on these specific flower and will also disappear from the environment.
The removal of lupine flower from the environment will lead disappearing of these lupine dependent butterflies.
The place in the cell where you would most likely find the highest concentration of ribosomes is the
take a look at the statement below: fish meal is better than artificial fertilizers. how could this statement be revised to make a hypothesis?