The cells that normally lack a nucleus and have a relatively short life span in humans are
A. eosinophils.
B. lymphocytes.
C. neutrophils.
D. erythrocytes.
E. basophils.
D. erythrocytes.
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In an elegant set of experiments, which protein did Anfinsen study in order to understand how the three-dimensional
structure of proteins is determined?
a. ovalbumin b. chaperonin c. ribonuclease d. insulin e. hemoglobin
How long can it take for a full stomach to empty?
a. 1?2 hours b. 2?4 hours c. 2?6 hours d. 4?8 hours e. 6?8 hours
What is the intracellular growth, or replicative form, of Chlamydia?
A. Reticulate body B. Elementary body C. Replicate body D. Initial body
Anti-convulsants are drugs that (A)__________ seizures. An example of a anti-convulsant is (B)____________.
a. (A) inhibit (B) GABA agonist (a chemical that binds to the receptor, and activates the cellular response) b. (A) promote (B) GABA agonist (a chemical that binds to the receptor, and activates the cellular response) c. (A) inhibits (B) GABA receptor blocker d. (A) promote (B) GABA receptor blocker