Contaminated lands and environments cause health difficulties such as cancer, can effect the respiratory system, and problems on the skin.
Answer:
The body uses osmosis by lowering the water potential near the skin by exerting a small amount of salt inside the sweat glands, this lowers the water potential inside the gland, and this causes water to move into the gland via osmosis as the water potential is higher outside the gland then within it.
Explanation:
You didn't give the options for "which" but I assume your multiple choice questions will all be environmental factors that can cause mutations. To pass on to offspring, any mutation in the gametes or a chromosome may cause a mutation in the offspring.
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