Answer:
genetic mutation
Explanation:
they ancestors changed just a lil
Cancer is the typical result of cell division
CONSTRUCTION OF HYPOTHESIS is missing from the experiment. The correct option is B.
A scientific hypothesis is a foundation that must be well laid in any scientific experimental research. A research hypothesis refers to statements made by a researcher which defines his speculations on the outcomes of the research, it is an educated guess that is based on prior knowledge and observations.
I think the answer is 1. after