A noncoliform bacteria can grow on endo agar.
A) True
B) False
A) True
Feedback: This answer is true, A gram-negative non-lactose fermenting bacteria can grow on endo agar but will appear colorless
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When a gamete receives the same number of chromosomes as a somatic cell,
a. a reduced gamete is formed and allopolyploidy is present. b. a reduced gamete is formed and autopolyploidy is present. c. an unreduced gamete is formed and allopolyploidy is present. d. an unreduced gamete is formed and autopolyploidy is present. e. an unreduced gamete is formed and allopolyploidy and autopolyploidy are present.
Each enzyme has a particular substrate because enzymes
A. have active sites complementary in shape to their substrates. B. are named for their substrate. C. decrease the productivity of the cell. D. always require coenzymes. E. increase the energy of activation.
Cellular respiration is essential to eukaryotic cells because
A) it is a process of anabolic reactions necessary for DNA synthesis. B) it breaks down ATP molecules into ADP and a phosphate. C) the process releases energy from organic substrates. D) it releases energy from anabolic reactions, which then can be used to drive catabolic reactions. E) the process stimulates the catabolism of potentially toxic molecules absorbed during digestion.
Which statement about whisk ferns is FALSE?
a. They exhibit dichotomous branching. b. One representative is Psilotum. c. They lack true leaves. d. They lack true roots. e. They lack true stems.