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updated 3 years ago
Category: Microbiology
A new anti-viral drug is developed that specifically inhibits the action of fusion peptides. What group of viruses will this drug likely be most effective against? a. enveloped b. non-enveloped c. bacteriophages d. All of these choices are correct
Editor December 29, 2020
Answer a. enveloped Explanation The fusion peptides are an important component of the enveloped viruses entering the target cells. These peptides engage the membrane of the target cell which connects (View full solution)
updated 3 years ago
Category: Microbiology
The microtubule end with alpha-exposed subunits is the_____________ end, while the microtubule end with the beta-exposed subunits is the _____________ end.
Editor December 29, 2020
Answer The microtubule end with alpha-exposed subunits is the negative end, while the microtubule end with the beta-exposed subunits is the positive end. Explanation Tubulin subunits are always linked in the same (View full solution)
updated 3 years ago
Category: Microbiology
all of the following are matching pairs except; neutrophil - phagosytosis inflamation- beneficial to the host cell inflamation-damaging to the host cell cytokine- antimicrobial chemical skin-first line of defense
Editor November 27, 2020
Answer cytokine- antimicrobial chemical Explanation Neutrophils are abundant in the blood, quickly enter tissues and have a role in phagocytosis of pathogens inflamation- beneficial to the host cell - because (View full solution)
updated 3 years ago
Category: Microbiology
Discuss the mechanisms by which antibodies contribute to the immune response and prevention of illness.
Editor November 27, 2020
Answer Antibodies are produced by the B cells, and they prevent illnesses and fight pathogens through three main ways (a) preventing the antigen from binding to its target, (b) tagging (View full solution)
updated 3 years ago
Category: Microbiology
"High temperatures___________, and low temperatures _________________." The options are: A) are long lasting; are temporary B) denature proteins; burst cells C) kill cells; inhibit cell growth D) sterilize; disinfect E) disinfect; sterilize
Editor November 27, 2020
Answer C) kill cells; inhibit cell growth Explanation At high temperatures, the fatty acid tails of the phospholipids become less rigid and the cell membrane allows the free movement of (View full solution)