The kidneys:
a. are encased in a layer of fat
b. lie just above the waistline
c. lie directly across from each other
d. both A and B above
d. both A and B above
You might also like to view...
An example of a negative feedback loop would be:
a. maintaining proper body temperature b. forming a blood clot c. uterine contractions during childbirth d. both B and C above
________ are swellings that contain vesicles filled with neurotransmitter.
Fill in the blank(s) with the appropriate word(s).
The respiratory system ________________.
A) cleanses the blood of pathogens and debris B) rids the body of urea, uric acid, and ammonia C) delivers oxygen, carbon dioxide, nutrients and hormones to cells of the body D) continuously supplies oxygen to the blood while removing carbon dioxide
Which of following does not influence the rate of molecular movement?
A. The molecular weight of the diffusing molecules B. The concentration of the substance C. The amount of energy available for transport molecules D. Distance