Which mechanism removes negative mutations from the gene pool ? Natural selection
Variation
X-men
Mutation

As a small change in a person's dna can cause a genetic disorder

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells