Write the letter of the event that happens first in the development of song in male zebra finches next to
1. Sequence the following events, with the final event in the pathway written next to 6.
A. structure and function of neurons are changed
B. neurons anticipate key acoustical events
C. a territory owner habituates to the sound of his singing neighbor
D. exposure of hatchling to its species' song
E. an enzyme is produced
F. zenk is activated
1.
2.
3.
4.
5.
6.
ANS:1.
D
2. F
3. E
4. A
5. B
6. C
You might also like to view...
Which of the following is NOT usually present during the icteric stage of viral hepatitis?
a. Hepatomegaly b. Elevated serum liver enzymes c. Esophageal varices d. Lighter-colored stools
How does evolutionary change occur?
A. Through the modification of characteristics in a preexisting population. B. It may involve vertical descent with mutation. C. It may involve horizontal gene transfer. D. All of these choices are correct. E. None of these choices are correct.
__________ is an example of a plant that produces detachable plantlets in notches along their leaf
margins. a. Pineapple b. Kalanchoe c. Chlorophytum d. Pepperomia e. Spathiphyllum
Adaptation:
a. is a term that has been used in different ways by evolutionary biologists. b. helps organisms deal with both biotic and abiotic aspects of their environment. c. benefits an organism in its current environment. d. All of the above. e. None of the above.