I think the answer is frequency if I remember correctly
Anaphase 1. It’s also the only answer where the chromosomes themselves separate.
Answer:
A semipermeable membrane is a barrier that will only allow some molecules to pass through while blocking the passage of other molecules. A semipermeable barrier essentially acts as a filter. Different types of semipermeable membranes can block out different sized molecules. A semipermeable membrane can be made out of biological or synthetic material.
Explanation:
Origin of species by means of natural selection