Env. Bio Chapter 16 Evolution Of Populations Vocab Question Preview (ID: 4118)


Chapter 16 Evolution Of Populations. TEACHERS: click here for quick copy question ID numbers.

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) directional selection
b) none of the answers
c) disruptive selection
d) stabalizing selection

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) stabalizing selection
b) none of the answers
c) directional selection
d) disruptive selection

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) disruptive selection
b) none of the answers
c) directional selection
d) stabalizing selection

principle that allele frequencies in a population will remain constant unless one or more factors cause the frequencies to change
a) Hardy- Weinberg Principal
b) None of the answers
c) Genetic Stabalization Principal
d) Ecological system Principal

situation in which allele frequencies remain constant
a) genetic equilibrium
b) none of the answers
c) genetic stabilization
d) genetic drift

Must occur in order for genetic equilibrium to occur
a) no migration
b) no deaths
c) no births
d) no adaptations

SKIP
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skip
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skip
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