Which of these statements is true about adaptive evolution?

a) adaptive evolution is a permanent change in a trait.
b) adaptive evolution is a temporary change in a trait.
c) adaptive evolution is a fluctuating change in a trait.

need answer sap

Yeast cells reproduce quickly by budding. this is a form of reproduction so all the yeast cells a) sexual; vary b) asexual; vary c) asexual; are identical d) sexual; differ from the parents submit hint structures and functions of cells cellular reproduction