Most likely B, but I’m just guessing because there’s no picture.
Answer:
4 haploid cells - sex cells
Explanation:
Meiosis forms four daughter cells which are sex cells/ gametes
It enters and or leaves it through two separate mechanisms. One is the Sodium potassium pump which works as a gatekeeper for sodium and potassium ions that go in and out of the cell. This is active transport. Another way how it enters/leaves cells is with the help of passive ion channels where they can cross without much difficulty.
The DNA in our cells nucleus is wrapped around proteins called histones, forming chromosomes which in turn codes for our genes.
The nurses are wrong because first of all brown is a dominant eye color while blur is the recessive one. So the blue-eyed baby has to belong with the couple who both have blue eyes, while the brown-eyed baby has to belong to the couple that one parent has blue eyes and the other has brown eyes.