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Fruit Flies Normally Produce Two Types of Antimicrobial Peptides (Defensin

Question 90

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Fruit flies normally produce two types of antimicrobial peptides (defensin and drosomycin) .Mutant fruit flies were generated that produced no antimicrobial peptides,defensin only,or drosomycin only.Wild-type flies and the mutant flies were then tested for survival after infection with Neurospora crassa fungi.What statement about these data is true? Fruit flies normally produce two types of antimicrobial peptides (defensin and drosomycin) .Mutant fruit flies were generated that produced no antimicrobial peptides,defensin only,or drosomycin only.Wild-type flies and the mutant flies were then tested for survival after infection with Neurospora crassa fungi.What statement about these data is true?   A) No wild-type fruit flies die after being infected by the fungi. B) Drosomycin protects fruit flies from N.crassi infections to a higher degree than does defensin. C) Defensin is effective at preventing fruit fly infection by all fungal species. D) After two days,approximately 65% of mutant + defensin fruit flies are dead.


A) No wild-type fruit flies die after being infected by the fungi.
B) Drosomycin protects fruit flies from N.crassi infections to a higher degree than does defensin.
C) Defensin is effective at preventing fruit fly infection by all fungal species.
D) After two days,approximately 65% of mutant + defensin fruit flies are dead.

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