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Ganezh [65]
3 years ago
14

Air circulates in Earth's atmosphere. Which of the following is the fundamental cause of air

Biology
1 answer:
vovangra [49]3 years ago
6 0

Answer:

<h3>B. </h3>

Explanation:

THIS IS MY ANSWER AND THIS MY ANSWER IS PERFECT

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Francesco redi what year did he make his main discovery
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<span>Francesco Redi was an Italian scientist, physician, academician and poet. He was the first person to prove that spontaneous generation did not cause the growth of maggots in decaying meat, but they appeared from eggs deposited by flies.</span>
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The children of a remote village suffer from severe protein deficiency. Their fat and muscle tissue have depleted, and their ski
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Marasmus

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Marasmus is a type of protein deficiency that occurs in children.

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Other symptoms include

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Answer:

4 cells

Explanation:

As a result of meiosis four cells are formed in the end and all four cells are different from one another

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A student wants to know what effect temperature will have on the germination rate of radish seeds.  To test this, she obtains 3
kondaur [170]

Answer:

Hypothesis: IF the temperature is high, THEN the germination rate of radish seeds will increase.

Experimental Group: 20 Seeds in petri-dishes placed in the freezer and incubator each

Control Group: 20 seeds stored at room temperature

Manipulated Variable (IV): TEMPERATURE

Responding Variable (DV): GERMINATION RATE

Constants: Amount of water, same amount of time (2 weeks)

Explanation:

- The hypothesis is a testable explanation given to an observed problem. A possible hypothesis is IF the temperature is high, THEN the germination rate of radish seeds will increase.

- Independent or manipulated variable is the variable that is changed or manipulated variable in an experiment. The TEMPERATURE is the independent variable in this case.

- Dependent or responding variable is the variable that is measured in an experiment. In this case, the dependent variable is the GERMINATION RATE

- The experimental group is the group that receives the experimental treatment. In this case, the experimental group is the 20 Seeds in petri-dishes placed in the freezer and incubator each.

- The control group is the group that does not receive the experimental group. In this case, the control group is the 20 seeds stored or placed at room temperature.

- Constants are the variables that are kept unchanged throughout the experiment. In this case, the constants are Amount of water, same amount of time (2 weeks)

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