Autotrophs must acquire carbon from organic molecules produced from other organisms.
a. true
b. false
Answer: b. false
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Which characteristic(s) of urine help it to bar pathogens from the urinary tract?
a. a high pH b. mucous production c. a low pH d. ammonia concentrations e. urea
What is an advantage of the adjustable gastric band procedure of the gastric bypass?
What will be an ideal response?
Chloramphenicol binds to the 50S portion of the ribosome which will inhibit
a. transcription in prokaryotic cells b .transcription in eukaryotic cells c. translation in prokaryotic cells d. translation in eukaryotic cells
Which type of vesicle/vacuole is incorrectly matched with its description?
A) Secretory vesicle: Replenishes the lipid bilayer and deliver proteins for incorporation into the membrane B) Vacuole: Contains water and substances such as nutrients, toxins, or waste products C) Peroxisome: Protects the cell from hydrogen peroxide and other toxic oxygen intermediates D) Transport vesicle: Moves substances to diverse cellular destinations within the cell E) Lysosome: Contains hydrolytic enzymes that break down substances engulfed by the cell