Question

Medal and Fan for ninth grade biology B. Unit 1 Lesson 6 :)

Answer 1

1.One end of figure 17-1 shows an increase in average beak size for a population of birds. When individuals at only one end of a bell curve of phenotype frequencies have high fitness, the result is?
A.directional selection
B.Stabilizing selection
C.Disruptive selection
D.genetic drift

Answer 2

what do you think?

Answer 3

I was thinking directional selection and disruptive

Answer 4

okay hmm..

Answer 5

...

Answer 6

The answer is directional selection

Answer 7

Got it from here: http://quizlet.com/24720368/biology-final-2-flash-cards/

:)