Aminoglycosides work by
A) Inhibiting the binding of aminoacyl-tRNA molecules to the A site of ribosomes
B) Binding to the small ribosomal subunit to interfere with protein synthesis
C) Inhibiting peptide chain elongation during protein synthesis
D) Inhibiting the peptidyl transferase reaction
Ans: B) Binding to the small ribosomal subunit to interfere with protein synthesis
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Most of the plant body is composed of ____.
A. dermal tissue B. root tissue C. ground tissue D. vascular tissue E. cork tissue
If, during protein starvation, the osmotic pressure forcing fluid into the blood on the venous side of capillary beds drops below the blood pressure, then
A. hemoglobin will not release oxygen. B. fluids will tend to accumulate in tissues. C. the pH of the interstitial fluids will increase. D. most CO2 will be bound to hemoglobin and carried away from tissues. E. plasma proteins will escape through the endothelium of the capillaries.
Dissolved sugars are transported in:
a. cork cambium. b. epidermis. c. pith. d. phloem. e. xylem.
Explain how the leaf is adapted for capturing energy from sunlight and for acquiring carbon dioxide and water
What will be an ideal response?