Which is true of MRSA strains?
A.
They are all resistant to vancomycin.
B.
They carry the R plasmid.
C.
They may be susceptible to linezolid.
D.
The carry the R plasmid AND they may be susceptible to linezolid.
D.
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Describe antagonistic muscles. How do muscles work as levers? Define origin and insertion
What will be an ideal response?
Which of the following is NOT involved in
nitrogen fixation? a. breaking triple bonds b. production of ammonia c. production of NO3 ? d. production of NH4 + e. All of these are involved in nitrogen fixation
Which cells secrete mucus?
A) type II alveolar cells B) ciliated cells C) alveolar macrophages D) type I alveolar cells E) goblet cells
Which of the following methods do alkaliphiles use to survive in their environments?
A) enrich their plasma membrane with acidic compounds to attract H+ ions to their cell surface B) enrich their plasma membrane with basic compounds to attract OH- ions to their cell surface C) use plasma membrane lipids that are highly branched and saturated D) build special monolayer plasma membranes E) use proton pumps to export excess protons from the cytoplasm