Answer:
b
Explanation:
The carbon dioxide coming from our vehicles is really affecting the ozone layer
Answer:
D
Explanation:
bc nothing but producers can make its own food
hope this help im almost positive this is right
Answer:
The most obvious result of the removal of the top predators in an ecosystem is a population explosion in the prey species. ... When prey becomes more scarce, the predator population declines until prey is again more abundant. Therefore, the two balance each other. When the predators are removed, prey populations explode.
It is described as relatively non specific
Charles Darwin's theory of evolution had three main components: that variation occurred randomly among members of a species; that an individual's traits could be inherited by its progeny; and that the struggle for existence would allow only those with favorable traits to survive
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