why was this semester hard for you?

Answers

Answer 1

Answer:

because school is torture


Related Questions

Can someone help me fill out this Taxonomic key

Answers

Answer:

Following the Taxonomy key would yield the following;

3. B - Minnesota

4. A. Mississippi

   B. Missouri

5. B Iowa

7. A. Louisiana

8. B. Arkansas

9. A. Tennessee

   B. Kentucky

10. A. Wisconsin

     B. Illinois

12.  A. New York

     B. North Carolina

13. A. California

     B. Colorado

Which of the following is an example of adhesion in organisms?
a. capillary action of liquid in plant stems
b. release of sweat to reduce body heat
c. movement of ions to maintain homeostasis
d. pumping of blood through the circulatory system

Answers

Answer:

a. capillary action of liquid in plant stems

Explanation:

Vascular plants need to transport water from roots to stem and leaves. For this purpose, water molecules adhere to xylem cell walls (xylem is one of the two classes of transport tissues in higher plants). Adhesion, also known as capillary action, is a mechanism produced when water molecules cling to xylem cell walls. Thus, adhesion can be defined as a molecular mechanism caused by the attraction between molecules, in this case, between molecules of the xylem and water molecules.

Which energy sources are limited because they can only be found or gathered in certain locations

Answers

Things such as coal and oil are limited because they are only found in some places


How does blood change as it passes through a kidney?

Answers

Blood flows into your kidney through the renal artery. This large blood vessel branches into smaller and smaller blood vessels until the blood reaches the nephrons. In the nephron, your blood is filtered by the tiny blood vessels of the glomeruli and then flows out of your kidney through the renal vein.

What are elements found in proteins

Answers

Answer:

Carbon Hydrogen Oxygen and Nitrogen.

Explanation:

Have you heard about Cho Cho Chon Chonp?

Answer:

The elements present in a human protein are Hydrogen, Carbon, Nitrogen, and Oxygen.

Explanation:

Why are metamorphic rocks usually harder and denser than their parent rocks?

Answers

Answer:

Explanation:

Metamorphic rocks are harder and denser than their parent rocks because they started off the same as their parent rocks but at some point were met with extreme heat and pressure. These conditions melted and compressed the parent rocks so much that it created metamorphic rock that was extremely hard and dense. This is why metamorphic rocks are usually found deep under the Earth's surface.

There are different types of rocks depending on their size, composition and location.

They are harder and denser than their parent rock because of tremendous radiation and temperature.

They are the rocks that are produced from the before developed rocks through the process of transformation.

They get modified due to the high heat and pressure found in the deepness of Earth.

The process of metamorphosis includes melting of the parent rock which later gets harder.

Therefore, metaphoric minerals are found deep inside the Earth.

To learn more about metamorphic rocks follow the link:

https://brainly.com/question/7223515

1. Other than having many features in common, state other characteristics of species 2. Give reasons for the loss of energy from one trophic level to the next in a food chain.

Answers

Answer:

As a metabolic heat.

Explanation:

The loss of energy from one trophic level to the next in a food chain occurs because energy is lost in the form of heat when the organisms from one trophic level are consumed by organisms from the next level. Only 10% of energy is transferred from one trophic level to another while the remaining 90% energy is lost in the form of heat energy in the ecosystem.

What other molecules are carbon atoms in Before the chemical change?

Answers

Answer:

Carbon atoms in ethanol become part of carbon dioxide molecules.

Explanation:

Hope this helps :)

What could happen to the foxes if the grasshoppers disappear? WHY?​

Answers

Grasshopper form part of the grazing or garden food chains. They are the primary consumers. The population of predatory birds, snakes and other animals feed on grasshoppers. If the grasshoppers become suddenly extinct, then the population of higher organisms will also decline in number or even extinct.

From one trophic level to the next, only_(a) % of the energy is transferred. The other
(b)___% is used by the organisms getting consumed during its life processes.
A. (a) 25, (b) 75
B. (a) 10, (b) 90
C. (a) 75, (b) 25
D. (a) 90, (b) 10

Answers

Answer:

B. (a) 10, (b) 90

Explanation:

The ecosystem consists of a flow of energy that unidirectional and there is always a decrease in the amount of energy when it's transferred from one place to another. Such as in the food chain there is a transfer of 10% amount of energy which is used by the various organisms and 90% of energy is lost between the tropic levels in form of heat and respiration.

Separation of homologues occurs during
Group of answer choices

meiosis I.

fertilization.

mitosis.

meiosis II.

Answers

Answer:

Meiosis I

Explanation:

The separation of homologues occurs during meiosis I. The Option A.

When does the separation of homologues occur during cell division?

During meiosis I, the process of cell division specifically designed for the formation of gametes, the separation of homologous chromosomes occurs. Meiosis I consists of several phases including prophase I, metaphase I, anaphase I, and telophase I.

In prophase I, homologous chromosomes pair up and exchange genetic material through a process called crossing over. During metaphase I, the pairs of homologous chromosomes align at the center of the cell. Then, in anaphase I, the homologous chromosomes separate and move toward opposite poles of the cell.

Read more about homologues

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Which of the following choices
correctly shows the way energy
flows in an ecosystem?
A. Seaweed to Fish to Seal to Polar
Bear to Bacteria
B. Polar Bear to Seal to Fish to
Seaweed to Bacteria
C. Bacteria to Seaweed to Fish to Seal
to Polar Bear
D. Seaweed to Bacteria to Seal to Fish
to Polar Bear

Answers

Answer:

C. Bacteria to Seaweed to Fish to Seal to Polar Bear

Explanation:

Every ecosystem consists of multiple organisms. These organisms feed on each other, forming a food chain. The energy within an ecosystem flows through the food chain.

Here, we're supposed to determine which food chain is the correct one. All organisms can be divided into producers and consumers. Producers are organisms that produce their own food, while consumers feed by consuming other organisms.

The only food chain that makes sense is shown in option C. I wouldn't say that bacteria belong to it as the seaweed is an example of a producer. It doesn't consume other organisms. But, fish feed on it, then seals eat the fish, and polar bears eat the seals. This is why we can safely say that option C is the correct one, despite bacteria being present there. Any other combination wouldn't work as, for example, bacteria (A) and seals (B) can't eat polar bears and the fish can't eat seals (D).

What did you include in your response? Check all that apply. Distance and displacement are the same in the 100-m sprint. Velocity and speed are the same in the 100-m sprint. Distance is 400 meters in the 400-m sprint. Displacement is zero in the 400-m sprint. Velocity is zero in the 400-m spri

Answers

Answer:

Distance and displacement are the same in the 100-m sprint, therefore, velocity and speed are the same in the 100-m sprint.

Distance is 400 meters in the 400-m sprint, therefore Speed is not zero in the 400 M sprint.

Displacement is zero in the 400-m sprint, therefore, Velocity is zero in the 400-m sprint

Note: The question is missing some details which is given below;

A 100-meter sprint is a race using only the straight side of a racetrack. a 400-meter sprint is a race that makes one complete lap around a racetrack. why are velocity and speed the same for a 100-m sprint but not a 400-m sprint?

Explanation:

The speed of a body is the ratio of the distance covered and the time taken whereas the velocity of a body is the rate of change of displacement with time.

Distance measures the total length of space covered throughout the duration of motion, whereas displacement measures the change in a specified direction from a specific point.

In the 100 m race along a straight line, both distance and displacement = 100 m, therefore speed and velocity are the same. However, in the 400 m race, distance covered is 400 m, but the displacement is zero since the person returns to his/her starting point. Therefore, speed is not equal to zero, but velocity is equal to zero.

How does carbon not get lost when it moves through the carbon cycle

Answers

Answer:

Carbon is the chemical backbone of life on Earth. Carbon compounds regulate the Earth’s temperature, make up the food that sustains us, and provide energy that fuels our global economy. Carbon moves from one storage reservoir to another through a variety of mechanisms. For example, in the food chain, plants move carbon from the atmosphere into the biosphere through photosynthesis. They use energy from the sun to chemically combine carbon dioxide with hydrogen and oxygen from water to create sugar molecules. Animals that eat plants digest the sugar molecules to get energy for their bodies. Respiration, excretion, and decomposition release the carbon back into the atmosphere or soil, continuing the cycle. The ocean plays a critical role in carbon storage, as it holds about 50 times more carbon than the atmosphere. Two-way carbon exchange can occur quickly between the ocean’s surface waters and the atmosphere, but carbon may be stored for centuries at the deepest ocean depths. Rocks like limestone and fossil fuels like coal and oil are storage reservoirs that contain carbon from plants and animals that lived millions of years ago. When these organisms died, slow geologic processes trapped their carbon and transformed it into these natural resources. Processes such as erosion release this carbon back into the atmosphere very slowly, while volcanic activity can release it very quickly. Burning fossil fuels in cars or power plants is another way this carbon can be released into the atmospheric reservoir quickly.Human activities have a tremendous impact on the carbon cycle. Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere. As a result, the amount of carbon dioxide in the atmosphere is rapidly rising; it is already considerably greater than at any time in the last 800,000 years.  The ocean absorbs much of the carbon dioxide that is released from burning fossil fuels. This extra carbon dioxide is lowering the ocean’s pH, through a  process called ocean acidification. Ocean acidification interferes with the ability of marine organisms (including corals, Dungeness crabs, and snails) to build their shells and skeletons.

Carbon Dioxide is a product in
A) Nitrogen fixation
B) Photosynthesis
C)light dependent reaction
D) cellular respiration

Answers

Answer:

D) cellular respiration.

Explanation:

Carbon Dioxide is a product of cellular respiration.

Cellular respiration, D carbon dioxide is released out

HELP ME OUT PLEASE!!

Answers

Answer:For number three it is summer

Explanation:

i need help please ​

Answers

the answer to the question is B

All cells can synthesis ATP by way of glycolysis. Many cells have to metabolize pyruvate without oxygen by doing...?

Answers

Answer:

Anaerobic respiration

Explanation:

As rightly stated in this question, cells of all living organism synthesize ATP via the process of cellular respiration. Cellular respiration, however, occurs in stages starting with GLYCOLYSIS, which breaks down glucose to form PYRUVATE.

The metabolism of pyruvate in subsequent steps depends on whether the respiration process is occuring with or without oxygen. Without oxygen, pyruvate is metabolized in a process called ANAEROBIC RESPIRATION. Anaerobic respiration employs other molecules asides OXYGEN for last electron acceptor.

Which of the following can be harvested into a fuel?
water
wind
coal
gas

Answers

Answer:

gas can be used for fuel

Explanation:

Human activity, such as the burning of coal and oil, refining petroleum in factories has impacted which of the following
A) carbon cycle
B) water cycle
C) nitrogen cycle
D) oxygen cycle

Answers

Answer:

carbon cycle

Explanation:

Carbon is an essential element in the bodies of living organisms. It is also economically important to modern humans, in the form of fossil fuels.

Carbon dioxide—\text {CO}_2CO  

2

​  

start text, C, O, end text, start subscript, 2, end subscript—from the atmosphere is taken up by photosynthetic organisms and used to make organic molecules, which travel through food chains. In the end, the carbon atoms are released as \text {CO}_2CO  

2

​  

start text, C, O, end text, start subscript, 2, end subscript in respiration.

Slow geological processes, including the formation of sedimentary rock and fossil fuels, contribute to the carbon cycle over long timescales.

Some human activities, such as burning of fossil fuels and deforestation, increase atmospheric \text{CO}_2CO  

2

​  

start text, C, O, end text, start subscript, 2, end subscript and affect Earth's climate and oceans.

Answer:

carbon cycle

Explanation:

use of biology in health care​

Answers

Answer:

Explanation:

Medical biology is a field of biology that has practical applications in medicine, health care and laboratory diagnostics. It includes many Medicine is the science and practice of establishing the diagnosis, prognosis, treatment, and prevention of disease.

Label A
DONE
Label B
DONE V
Label C
DONE
Label D
DONE
B
D

Answers

Answer:

what is the question

Explanation:

is there supposed to be any picture ion get it

What causes the sinking of water in the northern Atlantic Ocean, which helps to drive the Ocean Conveyor Belt?
a.) The high salinity from the south warms and becomes less dense.
b.) The high salinity from the south cools and becomes denser.
c.) The low salinity from the south gains salt and becomes denser.
d.) The low salinity from the south loses salt and becomes less dense.

Answers

Answer:

the answer

proberbaly C or B

Answer:it's B or C

Explanation:

In cold regions, such as the North Atlantic Ocean, ocean water loses heat to the atmosphere and becomes cold and dense. When ocean water freezes, forming sea ice, salt is left behind causing surrounding seawater to become saltier and denser. Dense-cold-salty water sinks to the ocean bottom.

Which of these is one characteristic of topographic maps? A mountain peak. B location of a ravine. C steepness of a slope. D distance between two areas.

Answers

Steepness of a slope (C) is one characteristic of topographic maps.

"The more closely spaced the contour lines, the steeper the slope. You can find out exactly how steep the slope of the area you are interested in by subtracting the lowest elevation from the highest, and dividing the result by the horizontal distance."

Which of the following is considered the first receiver for the nicotine in a smocking person?

1.left atrium
2.right atrium
3.left ventricle
4.right ventricle​

Answers

Answer:

i think nicotine travels through blood and we know blood reaches the right ventricle first

maybe right ventricle

what is an enzyme i will mark brainiest​

Answers

Answer:

a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.

Answer:

Enzymes are proteins that act as biological catalysts. Catalysts accelerate chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products.

Explanation:

Hope this helps, Brain-List?

can someone tell me whether these equations are either parallel, perpendicular, intersect but not perpendicular, or coincide??

3x - 4y - 6
-4x - 3y - 6

Answers

Answer:

they intersect they coincide

Explanation:

coincide one line overlaps another one

they intersect the lines meet but they are not parallel or perpendicular

Describe a revisionary movement and provide an example.

Answers

Answer:

Explanation:

Revisionary movements aim to improve, or revise, some part of society through social change. Some examples include the women's suffrage movement, the civil rights movement, and the environmental movement.

The revisionary movement is used to refer to various ideas, principles and theories that are based on a significant revision of fundamental Marxist premises.

What is revisionist movement?

A revision review, in the Marxist movement, is used to refer to various ideas, principles and theories that are based on a relevance of fundamental Marxist premises.

Revisionism is the act of re-analyzing something (for example, a fact, doctrine, value, book, etc.), generating changes in relation to the original interpretation that was had of the analyzed object.

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The broadest areas of the plant that absorb the most sunlight are the:
1. roots
2. stems
3. leaves​

Answers

Answer:

Leaves

Explanation:

Plants grow broad leaves to absorb sunlight. This is extremely helpful because this helps plants make food through photosynthesis. Roots don't absorb sunlight. They absorb water and nutrients from the soil and carry it up through the stems. The stems then transports the nutrients throughout the plant.

How does the respiratory system interact with the circulatory system?
A. The respiratory system brings in carbon dioxide so the circulatory system can transport it throughout the body.
B. The circulatory system transports oxygen that the respiratory system brings into the body.
C. The respiratory system transports oxygen to the heart for the circulatory system.
D. The circulatory system removes oxygen from the body to make room for carbon dioxide in the respiratory system.
Help!!

Answers

Answer:B

Explanation:has nothing to do with carbon dioxide and does not bring oxygen to the heart it goes to the lungs.

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