Answer:
Letter C
Explanation:
The checkpoint proteins are specialized proteins that act during some specific points in the cell cycle in order to prevent some errors on the genetic material that is being duplicated. If the error is identified the cycle that is being made takes a halt by those checkpoint proteins.
Answer:
die out and move from the area are the answer
Explanation:
I think the answer to this is A
Clinical trial of dubious quality to test his hypothesis about vitamin C; a clinical trial that other researchers rated as defective. In his research, there was not even a randomization to take vitamin C or not, it was simply observed the three who were given the micronutrient, without having a subject who was not given to compare results.