Answer:
In experimental animals, such as mice, rats, and dogs, DDT has shown to cause chronic effects on the nervous system, liver, kidneys, and immune system. It has also been found that humans, who were occupationally exposed to DDT, suffered chromosomal damage.
Explanation:
Answer: A whale swimming in water is an example of matter cycling over the body of a living thing. In that as the whale swims water which is matter moves across its body.
Answer:
The correct answer is - the cytoskeleton.
Explanation:
A cytoskeleton in a cell is that appears as a dense network of whiplike fibers, tubules, and filament which maintain the shape and strength of the cell by interconnecting various cellular structure with one another.
These are made up of similar proteins in various organisms and can be found in the cytoplasm from the nucleus to the cell membrane.
Thus, the correct answer is - the cytoskeleton.