In the cerebral cortex, layer 3 is especially noticeable because it:
A) is a different color from the rest
B) contains many large neurons
C) contains many fibers
D) contains no neurons
Answer: B) contains many large neurons
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What is an innate behavior that results in movement toward or away from a stimulus?
a. reflex b. kinesis c. habituation d. taxis
Eukaryotic repression generally occurs via physical blockage of the promoter
Indicate whether the statement is true or false
Roughly speaking, (1) one gram of carbohydrate is the equivalent of how many Calories? (2) one gram of fat is the equivalent of how many Calories? (3) one gram of protein is the equivalent of how many Calories?
A. (1) = 4, (2) = 9, (3) = 4. B. (1) = 7, (2) = 9, (3) = 4. C. (1) = 4, (2) = 4, (3) = 4. D. (1) = 4, (2) = 10, (3) = 4.
Pathogens can obtain iron from the body using
A) siderophores or transferrin. B) proteases. C) siderophores. D) lipases. E) transferrin.