What is the function of CREB in long-term memory?
A. Opens Ca2+ channels
B. Addition of AMPA receptors
C. Activates genes to make proteins such as dendritic spines
D. Draws more glutamate into the neuron
Answer: C
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The ________ is firmly attached to the superior border of the kidney.
A) thyroid B) pancreas C) suprarenal gland D) stomach E) All of the answers are correct.
Physiological contracture
A. occurs when muscles are resting. B. results when the neurotransmitter remains in the receptor. C. results when muscles are well exercised. D. is caused by an abundance of ATP in muscle fibers. E. is a condition in which cross-bridges cannot release.
Why are adipose tissue, blood, and bone all considered to be connective tissues?
A. They have the same types of cells. B. They have a common origin: mesenchyme. C. They connect to each other. D. They all have collagen and elastic fibers in their extracellular matrix.
If a woman gives birth to identical triplets, how many ova were fertilized?
A) one B) two C) three D) from one to three E) one or two