I believe the example of an environmental variation in the above question is, A. Marge dyes her hair blue. Variation represents any difference between cells, individual organisms, or groups of organisms of any species caused by either genetic differences or by the effect of environmental factors. Environmental variation is the ability of an organism to alter its phenotype depending on environmental conditions.
The dermis is thicker than the subcutaneous layer.hope that helps :)
Answer:
DNA checking
2.after few days it's growth rate was so great
The defining feature of a prokaryotic cell is C. Membrane- bound organelles.
I hope this helps! :>
