The atomic number of an atom is determined by the number of
A. protons and neutrons.
B. neutrons.
C. electrons.
D. protons and electrons.
E. protons.
Answer: E
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Which of the following are prosimians?
a. lemurs b. howler monkeys c. gibbons d. chimpanzees
You discover a new life-form, and study it under an electron microscope. You find that its cells have no organelles, a peptidoglycan cell wall, and fatty acids in its plasma membrane. You conclude that the new life-form is in which domain?
A. Bacteria B. Archaea C. Eukarya D. Protista E. Animalia
The energy used to generate most of the ATP formed in
aerobic respiration is released when electrons are passed from NADH along a chain to a. oxygen. b. acetyl CoA. c. FADH. d. CO2.. e. NADPH.
An episome is
A. a plasmid that gives bacteria the ability to exchange DNA with another bacterial cell. B. a plasmid that can turn a bacteria that is harmless into a strain that can cause disease. C. a plasmid that can make bacterial cells resistant to antibiotics. D. a plasmid that gives bacteria the ability to degrade toluene. E. a plasmid that can exist either autonomously in the cytoplasm or as part of a chromosome.