Question

WILL GIVE MEDAL!!!! URGENT!!! PLEASE HELP!!!

Answer 1

After a strain of bacterial cells is exposed to a chemical mutagen, only 30% of the cells produce new colonies that continue to grow. Which of the following can be concluded?

A) Some cells underwent advantageous mutations.

B) Some cells underwent neutral mutations.

C) Some cells underwent lethal mutations.

D) Some cells underwent deleterious mutations.

Answer 2

For the ones that survived it's advantageous mutation because it increased its fitness and was able to pass on desirable traits

Answer 3

Nevermind. I did it by myself and the correct answer is C