1. which of the following ideas did charles lyell subscribe to?
a
human populati...
Biology, 04.02.2020 22:53 nauticatyson9
1. which of the following ideas did charles lyell subscribe to?
a
human populations grow faster than their resources.
b
earth must be far older than most people believed.
c
he developed the idea of inheritance of acquired characteristics.
d
traits an organism develops during its own lifetime can be passed onto its offspring.
2. a small group of deer is forced to leave the herd in search of a new habitat with more food. if the allele frequencies of the small group is identical to that of the large population, which of the following statements apply?
a
genetic drift has not occurred.
b
the bottleneck effect has happened.
c
the two groups will become different species.
d
the genetic variation of each group will be altered.
3. which of the following is an example of a vestigial structure?
1points
a
the forelimb of a whale
b
the wings of an eagle
c
the pelvic bone of a whale
d
the tailbone of a monkey
4. who would be the most likely to purposely discover dinosaur bones?
1points
a
biologists
b
evolutionists
c
orthopedists
d
paleontologists
5. which is the best description of genetic drift?
1points
a
genetic drift can occur due to the bottleneck effect, when a few individuals start a new population.
b
genetic drift can occur due to the bottleneck effect, which may happen after a forest fire.
c
genetic drift can occur due to the founder effect, which may happen after a forest fire.
d
genetic drift is the non-random change in allele frequencies that occurs in a small population.
Answers: 2
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