I believe the biosphere is fragile, because over time all of the pollution us humans have made; If its from air pulloution, acid rain or even water pollution. the toxic acids over time have made the biosphere and the ozon layer weaker and more thin. which causes the biosphere to become weaker.
Answer:
I think the answer would be lichens, because lichens are formed during primary succession as a pioneer species. During secondary succession, grasses are usually the pioneer species.
<span>The first part of the question is: The male's ability to shake its tail is the mechanistic cause of this behaviour. For the second part of the question, the mate choice is the adaptive function of this behaviour.</span>
<span>There are three phases of clnic study and one post approval phase required by the Food and Drug Administration (FDA) for a New Drug Application (NDA). Phase IV which is a common stipulation by the FDA includes continual evaluation of the drug after approval has been granted.</span><span />
Answer:
Genetic engineering
Explanation:
So there's Environmental degradation ,Ecological succession
Genetic engineering , Selective breeding . and so all the other ones aren't related to the materiel in corn so that makes it Genetic engineering ing
