A sex link trait is connected with a <span>tiny chemical assembly instruction inside of living things </span>that is carried only by the male or female <span>parent. Such as the x and y chromosomes.</span>
Answer:
Trophic cascades are powerful indirect interactions that can control entire ecosystems. Trophic cascades occur when predators limit the density and/or behavior of their prey and thereby enhance survival of the next lower trophic level.
Explanation:
The answer is choice B.
Nondisjunction happens when the chromosomes don't separate correctly during meiosis, which can result in an extra copy of certain chromosome.
I hope this helped a little bit.
