It would be C, The internal structure of cells withing the body. Microscopes are designed to look at cells, as the magnification is at that level.
<span>Many mutations do produce changes in phenotype,I</span>t helps the bodies of the species to re-adapt to more locations and habitats.
I can’t see the image but CO2 is produced in the mitochondria during respiration
The mitochondria looks like this: