Question

The average speed of a greyhound dog increases gradually in succeeding generations after only the fastest of a brood are allowed to interbreed. What is this variation an example of?
A.) Genetic drift
B.) Stabilizing selection
C.) Directional selection
D.) Disruptive selection

Answer 1

hint: think about what a bell curve of the speeds looks like

Answer 2

notice how the speeds tend to increase? what type of selection is this?

Answer 3

maybe B im not good at that

Answer 4

i think it is C

Answer 5

what grade is this?

Answer 6

????

Answer 7

this should help

Answer 8

i was asking what grade level it is

Answer 9

i know

Answer 10

what grade r u in? 7th?

Answer 11

10th i failed last year

Answer 12

oh im in 7th ur science problem look easy to me