What is the coefficient of coincidence in this region?
Females heterozygous for the recessive second chromosome mutations px, sp, and cn are mated to a male homozygous for all three mutations. The offspring are as follows:
A) 0
B) 0.16
C) 0.33
D) 0.5
E) 0.66
B) 0.16
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To date, no virus that infects Archaea is known to have an RNA genome
Indicate whether the statement is true or false.
Which of the following groups of microorganisms produces antibiotics?
A. Penicillium B. Streptomyces C. Bacillus D. Penicillium AND Streptomyces E. All of the choices are correct.
A motor unit is
a. a single muscle fiber activated by one neuron. b. the complete set of muscle fibers in a single muscle. c. a single sarcomere. d. a single muscle fiber activated by many neurons. e. a group of muscle fibers activated by one neuron.
All of the reactions of cellular respiration that occur after glycolysis take place in what part of the eukaryotic cell?
A. the chloroplast B. the mitochondria C. the plasma membrane D. the nucleus E. the cytoplasm