Answer:
the answer is D i believe.
Explanation:
I believe so, dont take my word 100% on it though.
A model organism is a species that has been widely studied to understand a particular biological phenomena, normally used because they are easy to breed and maintain in a laboratory setting and has certain experimental advantage.
The criteria that Thomas hunt Morgan was looking for include; the model organism should be small in size, easy to keep in the laboratory and also able to produce large number of off springs in a short time.
Try to keep your skin mosturized as much as you can, but in general you can't really prevent it because its just dead skin. it happens to everyone.
Answer:
Relative to prokaryotic cells, eukaryotic cells are usually larger and more complex.