Question

13. What is a species?

A
A group of organisms that can breed together.

B
A group of organisms that live together in an area.

C
A group of organisms that can breed and produce infertile offspring together in nature.

D
A group of species that can breed and produce fertile offspring together in nature.

16. John raises goldfish as a pet dealer. He has over 10,000 fish in one large tank but, due to an electrical problem, 95 percent of the fish perish one night. The remaining 5 percent are left to breed and repopulate, passing their genes and traits on to future generations. What type of genetic drift would this be considered?

1Points
A
bottleneck event

B
extinction

C
founder effect

D
natural selection

17. Alicia wants to model allopatric speciation for her science project. She has a population of ants to use as her model. What should she do to the ant population?

1Points
A
introduce another species of ants to her population

B
introduce a new food source to part of her population

C
place a wall in their habitat that divides the population

D
remove the water source from the population

Answer 1

the first answer is D the second answer is A and the third answer is A

Answer 2

The correct options are the following:

1. D, A group of species that can breed and produce fertile offspring together in nature.

2. A, bottleneck event.

3. A, introduce another species of ants to her population.

What is a species?

A species is a group of organisms that can breed and produce fertile offspring together in nature.

What is the bottleneck effect?

The bottleneck is the effect of genetic drift when the population is low.

Thus, the correct options are 1. D, A group of species that can breed and produce fertile offspring together in nature.

2. A, bottleneck event.

3. A, introduce another species of ants to her population.

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