The letter that represents enzyme is B.
The answer for this question is C
They would not be able to fit into a semipermeable membrane it will just pass threw
Humans have 22 chromosome pairs and two sex chromosomes. Females have two X chromosomes; males have an X chromosome and a Y chromosome. ... In humans, animals, and plants, most chromosomes are arranged in pairs within the nucleus of a cell. Humans have 22 of these chromosome pairs, called autosomes.