Test Bank For Biochemistry 4th edition by Donald Voet, Judith G. Voet All Chapter 1-6 Complete

Test Bank
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For Biochemistry 4th edition by Donald Voet, Judith G. Voet All Chapter 1-
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6 Complete
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, Chapter 1: Life ny ny




Matching

A) Phylogenetic
B) q/T
C) Carbon
D) ΔH°
E) H – TSny ny



F) halobacteria
G) equilibrium
H) entropy
I) thermoacidophiles
J) polymers


1. The most abundant chemical element in the human body is .
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Ans: C n y



Level of Difficulty: Easy
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Section: 1-5. The Origin of
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Life
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2. Evolutionary relationships can be compared using a
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Ans: A n y



Level of Difficulty: Easy
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Section: 1-2. Eukaryotes
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3. The organisms most likely to be found in a brine solution would be
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Ans: F n y


Level of Difficulty: Easy
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Section: 1-1. Prokaryotes
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4. The organisms most likely to be found in high temperature environments would be .
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Ans: n y I

,Level of Difficulty: Easy
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Section: 1-1. Prokaryotes
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Multiple Choice ny




5. The atmosphere of early earth probably contained the following molecules:
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A) H2O, CO2, N2 , CH4, and NH3.
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B) H2O, CO2, CH4, C6H6O6, and NH3.
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C) H2O, CO2, CH4, C6H6O6, and COOHCH2NH3.
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D) H2O, CO2, CH4, COOHCH2NH3, and NH3.
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E) none of the above
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Ans: An y



Level of Difficulty: Moderate
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Section: 1-1. Prokaryotes
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6. The biological classification system categorizes organisms into the domains:
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A) bacteria, eukarya, and vertebrate.
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B) archaea and eukarya. ny ny


C) bacteria, eukarya, and archaea. ny ny ny



D) eukarya and bacteria. ny ny



E) none of the above
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Ans: Cn y



Level of Difficulty: Easy
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Section: 1-1. Prokaryotes
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7. The theory of evolution includes the following principles:
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A) evolution is not directed toward a specific goal.
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B) evolution is ongoing, and is constrained by its past.
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C) evolution requires some sloppiness for adaptation to changes.
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D) A and B
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E) A, B, and C
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Ans: En y



Level of Difficulty: Easy
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Section: 1-5. The Origin of
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Life
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8. The term molecular weight is a term used by biochemists that refers to
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A) the density of a particle.
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, B) a dimensionless quantity that is defined as the ratio of the mass of the particle to
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1/12 the mass of a 12C atom.
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C) Daltons divided by the mass of a hydrogen atom.
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D) all of the above
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E) none of the above ny ny ny




Ans: B n y



Level of Difficulty: Easy
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Section: 1-1. Prokaryotes
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9. Which of the following is a similarity between all prokaryotes and all eukaryotes?
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A) Both contain DNA in a nucleus
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B) Both contain certain of the same membrane bound cell organelles (like mitochondria,
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Golgi complexes etc)
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C) Both have a cytoskeleton
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D) All of the above are similarities between prokaryotes and eukaryotes
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E) None of the above are similarities between prokaryotes and eukaryotes
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Ans: E n y



Level of Difficulty: Easy
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Section: 1-1. Prokaryotes, 1-2. Eukaryotes
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10. Which of the following statements concerning prokaryotes is false?
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A) Prokaryotes are made up of two major groupings: the eubacteria and the archaea,
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which are as different from each other as from the eukaryotes.
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B) Prokaryotes are generally much smaller than the eukaryotic cells.
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C) Prokaryotes are one branch of the newer, more accurate phylogenic tree made
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up of prokarya, archaea and eukarya
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D) Prokaryotes do not have organelles ny ny ny ny



E) None of the above are false
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Ans: C n y



Level of Difficulty: Easy
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Section: 1-1. Prokaryotes, 1-2. Eukaryotes
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11. Which of the following is not true of eukaryotes:
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A) They contain organelles like mitochondria, chloroplasts, ribosomes, and a nucleus
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B) They are usually 10 to 100 microns in diameter
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C) They can be both uni or multicellular
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D) They are also called archaea
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E) All of the above are true of eukaryotes
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