Complete Test Bank Lehninger Principles of Biochemistry 6th Edition Nelson Questions & Answers with rationales (Chapter 1-28)

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,Multiple Choice Questions
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1. Cellular foundations w




Pages: 3-4 Difficulty: 1 Ans: C
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In a bacterial cell, the DNA is in the:
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A) cell envelope. w




B) cell membrane. w




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


2. Cellular foundations w




Page: 4 w Difficulty: 1 w Ans: E w




A major change occurring in the evolution of eukaryotes from prokaryotes was
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development of:
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A) DNA.
B) photosynthetic capability. w




C) plasma membranes. w




D) ribosomes.
E) the nucleus. w




3. Cellular foundations w




Page: 4 w Difficulty: 1 w Ans: B w




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




B) nuclear envelope. w

,w biomolecules necessary for function, and on the upper end by the rate of diff
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w solutes such as oxygen.
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Except for highly elongated cells, they usually have lengths and diameters in th
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A) 0.1 µm to 10 µm.
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B) 0.3 µm to 30 µm.
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C) 0.3 µm to 100 µm.
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D) 1 µm to 100 µm.
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E) 1 µm to 300 µm.
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