Cell membrane - the thin layer of protein and fat that surrounds the cell, but is inside the cell wall. The cell membrane is semipermeable, allowing some substances to pass into the cell and blocking others.
I'm thinking the answer is Carbohydrate. So the answer would be option A.
Answer:
the answers is yes
Explanation:
because it changes the genetic code, and genetic code is the genes and they define who you are amd wat u look like
C. How has the position of the sun and earth changed in the geocentric model and the heliocentric model