The gravitational force would increase, as the mass is increasing.
I believe the answer is C
The correct answer is: A. A change in a cell's genetic material.
Mutations occur in DNA as a result of mistakes during the DNA replication (when repair mechanisms don’t fix it) or as the result of environmental factors (e.g. UV light). Mutations can have positive impact, by increasing the genetic variation or can have negative effect, causing the diseases or cancer.
Plant cells? maybe? i learned this last year
There is more to DNA than cytochrome c. This is just one protein.
