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
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The ________ are the macrophages of the central nervous system.
Fill in the blank(s) with the appropriate word(s).
Which of the groups is a functional group?
A. -OH B. C=O C. COOH D. NH2 E SH
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
Two molecules with identical molecular formulas but different structures are called
A. monomers. B. dimers. C. polymers. D. isomers. E. isotopes.