Which subatomic particle carries a negative charge?
A) neutron B) proton C) electron D) nucleus
Answer: C
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All of the following are posterior leg muscles except the
A. popliteus. B. gastrocnemius. C. extensor digitorum longus. D. soleus. E. All of these are posterior leg muscles.
Which of the following statements concerning vitamin D is false?
A. Vitamin D is necessary for the formation of bones and teeth. B. Vitamin D causes the kidney to excrete calcium. C. Vitamin D is important for calcium homeostasis. D. Vitamin D is necessary for the uptake of calcium from the intestine. E. Vitamin D begins its synthesis in the skin when the skin is exposed to ultraviolet light.
Freckles are elevated patches with an abnormal coloration of the skin
Indicate whether the statement is true or false
K+ diffusing out of the cell has a _____ feedback effect on the initial polarization
Fill in the blank(s) with the appropriate word(s).