Mechanisms of Evolution True or False

1.	Selection occurring when one extreme of a population phenotype is favored is -> Disruptive True False
2.	DNA mutations can -> Be adaptive to an organism True False
3.	What type of evolution best describes when speciation occurs? -> Convergent evolution True False
4.	A female blue jay chooses a mate with the brightest feather and prettiest song. This is called -> Genetic drift True False
5.	The bottleneck effect is a type of this mechanism of evolution -> Genetic drift True False
6.	The fitness of an organism is attributed to the organism's -> All of the above True False
7.	Which of the following situations could lead to the bottleneck effect in a species of seagulls? -> Intrasexual selection between male seagulls True False
8.	A species of geese migrates to an area with several other geese populations. What might occur as a result? -> Mutations True False
9.	Which of the following is NOT a type of natural selection: -> Sexual selection True False
10.	In a population of rainbow trout, 10% of gametes carry an allele that codes for shinier scales. A second allele codes for a duller scale. What percent of the population is heterozygous for scale shininess? -> 2% True False

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