12.1 Flashcards
(9 cards)
1
Q
Natural selection
A
Organisms with beneficial traits are more likely to survive and reproduce.
2
Q
Genetic drift
A
random events cause alleles to be removed or increased in a population
3
Q
variation
A
different versions of alleles exist
4
Q
fitness
A
how many viable offspring an organism has
5
Q
thumb
A
adaptations
6
Q
pointer finger
A
gene flow
7
Q
middle finger
A
mutations
8
Q
ring finger
A
non-random mating
9
Q
A
