A small population of 500 turtles on an island suddenly suffers a natural disaster leaving only 20 surviving turtles. Before the disaster, the turtles had shells with very different shell patterns. After the disaster, the shells all look very similar. What mechanism can best explain this reduction genetic variation?
(A) Genetic drift
(B) Adaptive radiation
(C) Gene flow
(D) Sexual selection
Answers: 2
Another question on Biology
Biology, 22.06.2019 01:00
The allele for curly hair is incompletely dominant. if a mother is homozygous for curly hair and the father is homozygous for straight hair, what percentage of the offspring will exhibit characteristics of both parents? 25 percent 50 percent 75 percent 100 percent
Answers: 2
Biology, 22.06.2019 06:30
Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.
Answers: 2
Biology, 22.06.2019 12:00
Animals that have thick fur and ae able to store large amounts of body fat live where ?
Answers: 1
Biology, 22.06.2019 16:00
Which of these outcomes is a negative impact of postindustrial societies on the environment? a. nomadic ways b. overpopulation c. overgrazing d. resource renewal
Answers: 3
You know the right answer?
A small population of 500 turtles on an island suddenly suffers a natural disaster leaving only 20 s...
Questions
Biology, 10.05.2021 05:20
Computers and Technology, 10.05.2021 05:20
Mathematics, 10.05.2021 05:20
Mathematics, 10.05.2021 05:20
Mathematics, 10.05.2021 05:20
Mathematics, 10.05.2021 05:20
English, 10.05.2021 05:20
Spanish, 10.05.2021 05:20
