Multiple Choice
A typhoon devastates a population on "island A" and only a few individuals survive.Several generations later,the replenished population suffers from several inherited disorders that are very rare in other groups.A genetic event that explains this is
A) a population bottleneck.
B) genetic load.
C) a founder effect.
D) natural selection.
E) migration.
Correct Answer:
Verified
Correct Answer:
Verified
Q21: In human populations,inbreeding results in<br>A) fewer heterozygotes
Q22: Balanced polymorphism explains why carriers of cystic
Q23: The prevalence of a Y chromosome with
Q24: Darwin thought that all natural selection was
Q25: A genetic signature for positive selection is<br>A)
Q27: Natural selection has fueled the rise in
Q28: _ maintains deleterious alleles in a population.<br>A)
Q29: A founder effect within a founder effect
Q30: Many alleles cause PKU.A unique mutation found
Q31: Which of these affects allele frequencies the