In bacterial synthesis of polysaccharides, such as starch and glycogen, glucose is donated to the end of the growing chain by ADP-glucose. A similar reaction occurs in bacterial branching of phospholipids when phosphatidic acid is attached to a ________.
A. dihydroxyacetone phosphate
B. fatty acyl-ATP
C. acetyl-CoA
D. cytidine diphosphate carrier
Answer: D
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Which one of the following is a term describing a multinucleated organism made up of a single cell?
A. colonial B. multicellular C. differentiated D. coenocytic
Calcium moves into bones as new bone cells are formed, and moves out of bones as special cells break the bones down. Hormones that are produced by the thyroid and parathyroid glands help regulate this process. As bone cancer causes bones to break down, what might be observed in a patient's body chemistry?
A. Calcium would be released into the blood stream, causing high calcium levels. B. Calcium levels would always remain constant, as the thyroid and parathyroid glands would compensate. C. Calcium would be absorbed into the bones, causing low blood calcium levels.
________ evolution results in similar anatomical features between unrelated organisms that may be misleading in determining species relationships
Fill in the blank(s) with correct word
An organism that lacks integration centers _____
A) cannot receive stimuli B) will not have a nervous system C) will not be able to interpret stimuli D) can be expected to lack myelinated neurons