The disinfectant of choice for municipal water supplies is ________.
A. chlorine
B. ultraviolet light
C. fluorine
D. either fluorine or chlorine
Answer: A
Biology & Microbiology
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A sporophyte is ________.
A. haploid B. diploid C. both diploid and haploid depending on the generation D. neither diploid nor haploid
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. How many nucleotide bases compose one
“genetic word”?
a. 1 b. 2 c. 3 d. 4 e. 5
Biology & Microbiology
Which one of the following is the most efficient long-term source of ATP for muscle cells?
A) creatine phosphate B) ready-made ATP in the cell C) aerobic respiration of glucose D) fermentation of glucose E) aerobic respiration of proteins
Biology & Microbiology
Which of the following convert soil ammonium to nitrate?
A) nitrifying bacteria B) ammonifying bacteria C) mycorrhizae D) nitrogen-fixing bacteria
Biology & Microbiology