Which of the following steps in the folic acid synthesis pathway is specifically inhibited by sulfonamides?
A) the conversion of tetrahydrofolic acid to PABA
B) the conversion of PABA to dihydrofolic acid
C) the conversion of dihydrofolic acid to tetrahydrofolic acid
D) the conversion of PABA to tetrahydrofolic acid
E) the conversion of dihydrofolic acid to PABA
B
Bloom's Taxonomy: Comprehension
Section: Mechanisms of Antimicrobial Action
Learning Outcome: 10.9
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The consensus coding sequence of homeotic genes is called a _______
A. TATA box B. Pribnow box C. homeobox D. parasegment
Hemoglobin is a(n) ____________________-containing protein in red blood cells
Fill in the blank(s) with correct word
What phase does it occur when the homologue pairs of chromosomes sign up at equator?
What will be an ideal response?
How do halophiles combat osmotic stress?
A) They enrich their plasma membrane with basic compounds to attract OH- ions to their cell surface. B) They use proton pumps to export excess protons from the cytoplasm. C) They use plasma membrane lipids that are highly branched and saturated. D) They build special monolayer plasma membranes. E) They keep a high concentration of organic materials and ions in their cytoplasm.