For the first question, I would say a line graph. And the one about the human heart, I need some more information.
Answer:
The plant cell will not produce chloroplasts, and the plant will not be green any more.
Explanation:
Hope this helps!!
The goal was to orbit a spacecraft around the Earth. It has people in it. So the answer is B.
Answer:
b) false
Explanation:
The given statement is false. the selection process used by the rancher is an example of artificial selection and not natural selection.
Artificial selection is defined as the selection process done by humans on the basis of desirable characters while in natural selection the selection is based on the adaptive characteristics of animals. In the given example rancher choses a desirable character of chicken that lays more eggs.
Hence, the given statement is "false".