Answer:
Because a leaf is a natural texture is this what your asking.
Explanation:
The cell which located on the surface of an endoplasmic reticulum is ribosomes
Density is mass divided by volume
This happens early in embryonic development in females, where one of the two X-Chromosomes is randomly (and permanently) inactivated, as you said, in cells other than egg cells.
This phenomonon is actually called X-Inactivation.
X-Inactivation make sure that females, just like males, have a single functional copy of the X Chromosome in each and every one of their cells in their body.
Glad I could help, byee now
I'm not completely sure, but I'm fairly certain that the answer is B.