Charles Darwin, when developing his theory of adaptation by natural selection, incorporated the observation that
a.) offspring are adapted to avoid resembling their parents in order to avoid mate confusion.
b.) offspring tend to resemble their parents.
c.) all competition between individuals within a species is over mates.
d.) variation in offspring is shaped by the behavior of the parents during their lifetimes.

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

What is one function of the embedded proteins