exam 1 ws

Question 1

what does selection directly act on?

Answer 1

phenotype

Question 2

what is false about homoplasy

Answer 2

shared characteristics between 2 or more species that were present in the CA

and

cna result from convergent evolution when selection pressures in 2 species are different

Question 3

the _ equatino describes the genetic makeup we expect for a _ that is not evolving at a particular locus. If the observed genetic makeup of the pop differs from _ it can be concluded that pop may be _

Answer 3

HW

population

expected

evolving

Question 4

three species of frogs all amte in the same ponds, but they pair off correctly cuz they have different calls. this is a specific ex of a _-zygotic barrier called _

Answer 4

pre-zygotic

behavioural isolation