This question would be better placed under the Chemestry section
In summer they're cooler and during winter they're warmer
Answer:
these differentiate as a result of signaling mechanisms. ... The daughter cells divides and after each division it becomes more specialized. When it reaches a mature cell type downstream (for example, becomes a red blood cell) it will no longer divide.
what are the options though....
A pancreatic cell engaged in the production of digestive enzymes
should be the answer ur looking for