Answer: draw a punnett square to help you
Genotypes: 50% DD 50% Dd
Phenotypes: 50% normal 50% carriers
None of the cats are deaf (unless they are male, they can have a chance of getting it)
Answer:
The answer would be C. An organism is able to better withstand a toxin!
Explanation:
This is most likely because if it is a beneficial mutation, it has an effect that allows the organism to better survive and thrive, and being able to withstand a toxin can definitely support survival and reproduction.
I really hope this helped you! Have a nice day! :)
Quite sure C is correct ;) remember that humans are also placental mammals.