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Env. Bio Chapter 16 Evolution Of Populations Vocab
Test Description: Chapter 16 Evolution of Populations
Instructions: Answer all questions to get your test result.
1) form of natural selection in which the entire curve moves; occurs when individuals at one end of a distribution curve have higher fitness than individuals in the middle or at the o
A
stabalizing selection
B
directional selection
C
disruptive selection
D
none of the answers
2) form of natural selection by which the center of the curve remains in its current position; occurs when individuals near the center of a distribution curve have higher fitness than
A
disruptive selection
B
stabalizing selection
C
none of the answers
D
directional selection
3) form of natural selection in which a single curve splits into two; occurs when individuals at the upper and lower ends of a distribution curve have higher fitness than individuals
A
directional selection
B
none of the answers
C
stabalizing selection
D
disruptive selection
4) principle that allele frequencies in a population will remain constant unless one or more factors cause the frequencies to change
A
Ecological system Principal
B
Hardy- Weinberg Principal
C
Genetic Stabalization Principal
D
None of the answers
5) situation in which allele frequencies remain constant
A
genetic stabilization
B
genetic drift
C
genetic equilibrium
D
none of the answers
6) Must occur in order for genetic equilibrium to occur
A
no migration
B
no deaths
C
no births
D
no adaptations
7) SKIP
A
B
C
D
answer
8) skip
A
B
answer
C
D
9) skip
A
B
C
D
answer
10) skip
A
answer
B
C
D
*select an answer for all questions
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