Suppose That a Lifeform Was Discovered on Mars,and All of the Different

Multiple Choice

Suppose that a lifeform was discovered on Mars,and all of the different individuals in this lifeform had exactly the same genetic material.Why would biologists find this surprising?

A) Mars has never had conditions suitable for life.
B) Lifeforms on other planets are not expected to have genetic material.
C) Mars has had varying environmental conditions through its history.
D) Random variations in genetic material are expected to help lifeforms adapt.