In most vertebrates, the sperm cell normally contributes which of the following to the new organism?
A. Many mitochondria
B. Significant amounts of RNA
C. A haploid complement of chromosomes
D. Most of the cytoplasm of the zygote
E. Two sex chromosomes
Ans: C. A haploid complement of chromosomes
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Indicate whether the statement is true or false
Some bacteria can use sulfur instead of oxygen as a final electron acceptor. What would they produce during anaerobic respiration?
A. H2O B. H2S C. O2 D. S2
In the ___ cycle, the lambda bacteriophage's DNA ____. Select all correct choices
A. lytic; hijacks the cell to create more viruses B. lytic; recombines with bacterial DNA and is passed on to subsequent bacterial cells C. lysogenic; hijacks the cell to create more viruses D. lysogenic; recombines with bacterial DNA and is passed on to subsequent bacterial cells
Which of the following media will permit the growth of one group of bacteria while inhibiting the growth of some other groups?
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