The proportion that each species represents of all the individuals in a community is an important factor that influences the stability of an ecosystem. Which of the following terms does this describe? a
Relative abundance

b
Relative composition

c
Species diversity

d
Species richness

c-

Explanation:

species diversity allows the food chain to continue in a constant and natural pace

b. regulated is the actual answer to your question.

explanation:

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying