After a bottleneck event, the population of rabbits in an area has significantly decreased. A decade later, the population of the rabbits recovers to its original numbers. Which statement is correct about the rabbits?
A. They are as likely to survive environmental changes because their population has recovered.
B. They are as likely to survive environmental changes because they survived the bottleneck event.
C. They are less likely to survive environmental changes because of the bottleneck event.
D. They are more likely to survive environmental changes because of the bottleneck event.
C. They are less likely to survive environmental changes because of the bottleneck event.
Facts or data are types of...
A. reasoning.
B. evidence.
C. models.
D. explanations.
B. evidence.
What change is observed in a distribution curve for a trait affected by directional selection?
A. It shifts to the right and to the left.
B. It shifts either to the right or to the left.
C. It shifts to the right.
D. It shifts to the left.
C. It shifts to the right.
In a population of birds, brightly colored males and very dull males survive best. Which type of selection is this, and what is most likely true about the proportion of males of intermediate coloring?
A. Directional; males of intermediate coloring make up the greatest part of the population.
B. Stabilizing; males of intermediate coloring make up the greatest part of the population.
C. Disruptive; males of intermediate coloring make up a small part of the population.
D. Directional; males of intermediate coloring make up a small part of the population.
D. Directional; males of intermediate coloring make up a small part of the population.
Which action an example of genetic modification (creating GMOs)?
A. raising animals via animal husbandry for food purposes.
B. making crops that are resistant to pesticides and insects.
C. breeding dogs for specific traits like size, coat color, and temperament.
D. selecting fruit that is fleshy with small seeds and planting those the following season.