All organisms in a certain area make a *community*
Answer:
The answer is carrying capacity
Answer:
The correct option is A) will make no difference in the survival of life if there were major changes in the environment.
Explanation:
Due to genetic diversity, variations in species are caused which makes some organisms of a species to be better adapted than other members of the species. These variations cause organisms to survive when differences in the environment occur. Although the allele frequencies might change due to the changes in the environment but the phenomenon of genetic diversity allows life to sustain on earth even when conditions will become unfavourable.
D) The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contraction.
The answer is B because A is being changed .
