Chromatin is made of
A. phospholipids and glycoproteins.
B. nucleoplasm and ribosomal subunits.
C. RNA, phospholipids, and chromosomes.
D. DNA, protein, some RNA.
Answer: D
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If a synchondrosis were to increase in mobility...
a) the stability of the surrounding structures would be impaired. b) they would be able to resist more tension and stress. c) a joint capsule would evolve allowing the full motion to occur. d) the surrounding structures would have more flexibility and movement.
The vitamin that is a constituent of coenzyme A is
A) folic acid (folate). B) pantothenic acid. C) pyridoxine (B6). D) riboflavin. E) niacin.
Proteolytic enzymes secreted from the pancreas are activated
A. once they reach the pancreatic duct. B. within the lumen of the small intestine. C. in secretory vesicles within pancreatic secretory cells. D. once they reach the large intestine.
Which joints do not allow movement?
a. diarthrosis b. synarthroses c. amphiarthoses d. articulations