Which protein binds to the silencer sequence and promotes transcriptional silencing in the presence of glucose?
A) Gal2
B) Mig1
C) Gal4
D) Gal10
E) Gal80
B
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High-efficiency natural transformation
A) is common in Bacteria and Archaea. B) requires specialized DNA uptake, DNA binding, and integration proteins. C) is only common in Archaea. D) usually involves plasmids.
Which of the following apicomplexan genera cause coccidiosis in chickens?
A. Pneumocystis B. Eimeria C. Toxoplasma D. Plasmodium
Which of the following organs of the endocrine system secretes releasing and inhibiting hormones?
a. pituitary gland b. pancreas c. hypothalamus d. adrenal glands e. thyroid gland
Aspirin reduces fevers; however, many physicians do NOT recommend aspirin to patients with a low-grade fever. Why not?
A) Fevers decrease the amount of interferon produced by the body. B) Aspirin increases the release of pyrogens. C) Aspirin increases the activity of phagocytic white blood cells. D) Fevers reduce bacterial reproduction rates.