Which of the following happens when a cell divides?
A) It becomes more difficult for the cell to get enough oxygen and nutrients.
B) The cell's volume increases.
C) Each daughter cell receives its own copy of the parent cell's DNA.
D) It becomes more difficult for the cell to get rid of wastes.
Ans: C) Each daughter cell receives its own copy of the parent cell's DNA.
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In electron transport, which respiratory complex is not involved in the flow of electrons from FADH2?
A) complex I B) complex II C) complex III D) complex IV E) all of the above
A plaque is
A) a colony of bacteria growing on a plate. B) a clump of bacterial cells that contain phage within them. C) a region on a plate where bacteria that have survived phage infection are living. D) an area on a plate that has live phage-resistant bacteria. E) an area on a plate that has phage and dead bacteria.
Viruses that infect bacteria are
A. prions. B. not known to exist. C. composed of protein only. D. bacteriophages. E. also capable of causing disease in humans
When viewed with a compound light microscope , which letter would best illustrate the way in which the microscope inverts and reverses the image
a. A b. W c. F d. D