Phenolics act on microbes by

A) Dissolving membrane lipids
B) Denaturing proteins and disrupting cell membranes
C) Oxidizing cellular constituents
D) Precipitate cell proteins


Ans: B) Denaturing proteins and disrupting cell membranes

Biology & Microbiology

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The ________ are the macrophages of the central nervous system.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which of the groups is a functional group?

A. -OH B. C=O C. COOH D. NH2 E SH

Biology & Microbiology

Which choice lists all of the major minerals, and NO trace minerals?

a. calcium, iron, phosphorus, sulfur, sodium, manganese, and potassium b. calcium, sodium, potassium, phosphorus, sulfur, magnesium, and chloride c. calcium, manganese, phosphorus, sulfur, sodium, chloride, and potassium d. calcium, magnesium, iron, phosphorus, sodium, chloride, and potassium

Biology & Microbiology

Two molecules with identical molecular formulas but different structures are called

A. monomers. B. dimers. C. polymers. D. isomers. E. isotopes.

Biology & Microbiology