To create awarness among peopl it is iportant to address pollution concern
Answer: predator species would be more sensitive by accumulating toxic material already accumulated in individual prey. It would also depend on different levels of pollution in different niches, so that one species would be more exposed.
Explanation:
Self explanatory
Answer:
The effort put by scientist and sailors about earth is that they keep on going round the earth and putting their lives in danger and some even give their lives.
Explanation:
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It is called a sister chromatid, not a polar body.
It is true that dead zones in waterways can occur as the result of fertilizer runoff.
