A biology student is studying ways to grow crops in soils that are high in salts and other dissolved solids. To determine whether corn plants can tolerate salty soil conditions, she grows 50 corn plants in typical garden soil and the same amount of corn plants in garden soil plus varying amounts of salt: 0.01 kg, 0.1 kg, and 1 kg of salt. After 6 weeks of growth, there was an inverse relationship between amount of salt in the soil and plant height: the more salt present, the shorter the plants. The student concluded that salt had did have an effect on the growth of corn. What was the control in the experiment?

Answers

Answer 1

Answer: Number of corn plants

Answer 2

Answer: corn and plants ..corn is control in experiment

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Why are chromosomes visible during mitosis but not at all other times?

Answers

Chromosomes are visible at any time but are most easily seen through a simple microscope when they meet at the plate during the metaphase stage of mitosis because the chromosomes are jumbled together and then form the traditional X-shape.

They are easy to see because a single strand of DNA from H. sapiens is about 6 feet long!

Good luck on that test of your and i hope you past the test

What stereotypes come to mind when people think of lions?

Answers

Some stereotypes that come to mind when people think of lions is that they are dangerous and aggressive to observe or be around. Contrary to popular belief, lions are very docile and respective creatures.

What was the experimental variable that Avery used when he repeated Griffith's work?

Answers

Answer:

the type of molecule-destroying enzyme he used

Explanation:

Frederick Griffith and Oswald Avery were scientific researchers who discovered DNA. Frederick Griffith began the research and Oswald Avery continued his research in 1944 when they made the discovery of DNA. When Avery repeated Griffith's research the experimental variable in Avery's experiment was the type of molecule-destroying enzyme he used.

Which choice shows the correct sequence or order of events for a scientific experiment?A) Perform experiment -> Form hypothesis -> Analyze data -> Draw conclusions
B) Analyze data -> Form hypothesis -> Perform experiment -> Draw conclusions
C) Perform experiment -> Analyze data -> Draw conclusions -> Form hypothesis
D) Form hypothesis -> Perform experiment -> Analyze data -> Draw conclusions

Answers

Answer:

Explanation:

analyze data, form hypothesis, perform experiment, draw conclusions

Took the test on usatestprep

One of the consequences of poverty is that poverty stricken people _____.a. Are less able to enjoy society’s benefits
b. Are more likely to achieve high social status
c. Are more likely to hold white collar jobs
d. Are less likely to hold low paying jobs

Answers

The correct answer is (a) Poverty stricken people are less able to enjoy society's benefits.

The benefits of society includes many facilities such as financial benefits, or assistance for education, assistance for unemployment and many more. The poor people lack these kinds of facilities because they do not belong to a proper commodity that are served by these kinds of facilities. These kinds of facilities are only enjoyed by the elite class of the society.

One of the consequences of poverty is that poverty stricken people are less able to enjoy society’s benefitssuch an an education.

What is poverty?

Poverty refers to.the inability of individuals to be able to provide for the basic needs of life such as food, clothing and shelter effectively.

Poverty has a lot of negative consequences which include;

inability to obtain food
inability to obtain adequate healthcare
inability to obtain a good education.

Therefore, one of the consequences of poverty is that poverty stricken people are less able to enjoy society’s benefits.

Learn more about poverty at: brainly.com/question/9640781

Which of the following is a drawback to superconductors?-They perform well only at very low temperatures.
-They are made from extremely expensive materials.
-They have very few uses.
-They are dangerous to use.

Answers

The answer is the first option.

"They perform well only at very low temperatures."

Despite of advantages of Superconductors such as power and cost efficiency, these conductors have drawbacks. Semiconductors have restricted operation range of operating temperatures. They are required to work at very low temperatures.

Answer:

They perform well only at very low temperatures.

Explanation:

it was on my test

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A researcher finds that blood alcohol levels cause progressive damage to the liver. All the mice in his study were fed the same amount and types of food. Different concentrations of alcohol were injected into each mouse. One group of mice does not receive any alcohol at all. The different concentration of alcohol injected into different mice represents the ______________________.

What plot archetype is employed in Carl Sandburg's "How the Animals Lost Their Tails and Got Them Back Traveling from Philadelphia to Medicine Hat"?A) comedy B) tragedy C) rags to riches D) quest

In diffusion, movement of particles across a membrane is driven by differences in A. force. B. shape. C. concentration. D. size.

Which should you do in the event of a catastrophic hurricane?Board up all windows and doors. Hide in the basement. Take shelter on the second floor. Drive out of town on a main thoroughfare.