The accompanying figure is of wolf behavior, which tells others _____
a. to prepare for a fight
b. that the following behavior will be play
c. that the wolf is subordinate to whom he is bowing
d. that the following behavior will be aggressive
e. the wolf is ready to mate
ANSWER: b
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An episome is
A. a plasmid that can make bacterial cells resistant to antibiotics. B. a plasmid that gives bacteria the ability to degrade toluene. C. a plasmid that can integrate into the bacterial genome. D. a plasmid that can turn a bacteria that is harmless into a strain that can cause disease. E. a plasmid that gives bacteria the ability to exchange DNA with another bacterial cell.
The slow progression phase of an exercise program refers to the intensity and duration of workout that is maintained for life.
a. true b. false
As a new curator for a large public aquarium in your city, you are in charge of correctly identifying some of the animals presently in your care. You have two adult animals in tanks in front of you, and you know that one is a lamprey, and the other is a hagfish. Which feature would allow you to correctly identify each animal?
A. Hagfish are noted for their extensive fins, while lampreys lack fins. B. Lampreys lack jaws, but hagfish are jawed fish. C. Lampreys are parasitic, while hagfish are not parasitic. D. Hagfish must live in fresh water, while lampreys are entirely marine.
How many different amino acids are found in proteins?
A. 10 B. over 100 C. 20 D. 50 E. 5