By studying fossils, scientists can learn how much (or how little) organisms have changed as life developed on Earth. There are gaps in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind. This is why scientists cannot be certain about how life began.
Answer:
I will give you an explanation, and try to figure it out!!
Explanation:
Incomplete dominance can occur because neither of the two alleles is fully dominant over the other, or because the dominant allele does not fully dominate the recessive allele. This results in a phenotype that is different from both the dominant and recessive alleles, and appears to be a mixture of both.
The answer that would best complete the given statement above is the term NICHE. Each specie has a role in an ecosystem to make it balanced. And an example of this is when s<span>mall monkeys and squirrels both eat nuts and live in tree tops. Hope this answers your question.</span>
I believe its D I hope it helps