Like most functional groups, carboxyl groups are
A. nonpolar and therefore increase a biomolecule's solubility in water.
B. polar and therefore decrease a biomolecule's solubility in water.
C. polar and therefore increase a biomolecule's solubility in water.
D. nonpolar and therefore decrease a biomolecule's solubility in water.
Answer: C
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In examining a newly pregnant woman, you notice that the spinous process of the L5 vertebra is abnormally prominent compared to the spinous processes of the superior lumbar vertebrae. You suspect:
A) a fracture of the body of L5. B) spondylolisthesis. C) a vertebral canal tumor. D) spina bifida. E) kyphosis.
Which neurotransmitter is released at the post-ganglionic synapse of parasympathetic nerves?
a. acetylcholine b. epinephrine c. dopamine d. mu
Which neurotransmitter is released at the postganglionic synapse of sympathetic nerves?
a. acetylcholine b. epinephrine c. dopamine d. mu
The fimbriae and their cilia usually guide the secondary oocyte into the oviduct following ovulation
Indicate whether the statement is true or false