It’s D: it becomes thinner and increases the size of aircells
They work together to benefit the entire organism, so that would be B
The statements that are true of logistic growth are A) as the population becomes larger, it grows more slowly, and B) when the population reaches carrying capacity, it stops growing.
Gel electrophoresis is used to seperate macromolecules like DNA, RNA and proteins. DNA fragments are seperated according to their size, proteins can seperated according to their size, and their charge "different proteins have different charges"