Test Bank - Lehninger Principles of Biochemistry, 8th Edition (Nelson) Chapter 1-28 | All Chapters

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, 1. In a bacterial cell, the DNA is in
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the:
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A) cell envelope. vv


B) cell membrane. vv


C) nucleoid.
D) nucleus.
E) ribosomes.


2. A major change occurring in the evolution of eukaryotes from prokaryotes was
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the
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development of: vv


A) DNA.
B) photosynthetic capability. vv


C) plasma membranes. vv


D) ribosomes.
E) the nucleus. vv




3. In eukaryotes, the nucleus is enclosed by a double membrane called
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the:
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A) cell membrane. vv


B) nuclear envelope. vv


C) nucleolus.
D) nucleoplasm.
E) nucleosome.


4. The dimensions of living cells are limited, on the lower end by the minimum
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number of biomolecules necessary for function, and on the upper end by the rate
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of diffusion of
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solutes such as oxygen. Except for highly elongated cells, they usually have lengths
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and diameters in the range of:
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A) 0.1 m to 10 m. vv vv vv vv


B) 0.3 m to 30 m. vv vv vv vv


C) 0.3 m to 100 m. vv vv vv vv


D) 1 m to 100 m. vv vv vv vv


E) 1 m to 300 m. vv vv vv vv




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