Answer:
A
Explanation:
Are body gets rid of wastes to help maintain homeostasis.
Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.
50% because they would produce two Rr.
Unequal reproductive success - Accumulation of favorable traits over time. Unequal reproductive success. heritable traits best suited to the local environment are more likely to survive and reproduce. Accumulation of favorable traits over time.