Fundamentals of Biochemistry Donald Voet – Complete Test Bank with Questions and Answers

TestBank
x




FOR Biochemistry, 4th Edition by Donald Voet & Judith G.
x x x x x x x x x




x Voet (Chapters 1–34)
x x

, Chapter1:Life x x




Matching

A) Phylogenetic
B) q/T
C) Carbon
D) ΔH°
E) H – TS
x x



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


1. The most abundant chemical element in the human body is
x x x x x x x x x x .

Ans: C
x x



Level of Difficulty: Easy
x x x


xSection: 1-5. The Origin of
x x x x



xLife

2. Evolutionary relationships can be compared using a
x x x x x x x tree.

Ans: A
x x



Level of Difficulty: Easy
x x x



xSection: 1-2. Eukaryotes
x x




3. The organisms most likely to be found in a brine solution would be
x x x x x x x x x x x x x .

Ans: F
x x


Level of Difficulty: Easy
x x x



Section: 1-1. Prokaryotes
x x




4. The organisms most likely to be found in high temperature environments would be
x x x x x x x x x x x x x .

Ans: I
x x

,Level of Difficulty: Easy
x x x



xSection: 1-1. Prokaryotes x x




Multiple Choice x




5. The atmosphere of early earth probably contained the following molecules:
x x x x x x x x x


A) H2O, CO2, N2 , CH4, and NH3.
x x x x x x



B) H2O, CO2, CH4, C6H6O6,and NH3.
x x x x


C) H2O, CO2, CH4, C6H6O6,and COOHCH2NH3.
x x x x



D) H2O, CO2, CH4, COOHCH2NH3, and NH3.
x x x x x



E) none of the above x x x




Ans: A
x x



Level of Difficulty: Moderate
x x x



xSection: 1-1. Prokaryotes x x




6. The biological classification system categorizes organisms into the domains:
x x x x x x x x



A) bacteria, eukarya, and vertebrate. x x x



B) archaea and eukarya. x x



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


D) eukarya and bacteria. x x



E) none of the above x x x




Ans: C
x x



Level of Difficulty: Easy
x x x



xSection: 1-1. Prokaryotes x x




7. The theory of evolution includes the following principles:
x x x x x x x


A) evolution is not directed toward a specific goal.
x x x x x x x



B) evolution is ongoing, and is constrained by its past.
x x x x x x x x


C) evolution requires some sloppiness for adaptation to changes.
x x x x x x x



D) A and B
x x


E) A, B, and C
x x x




Ans: Ex



Level of Difficulty: Easy
x x x



xSection: 1-5. The Origin of x x x x



xLife

8. The term molecular weight is a term used by biochemists that refers to
x x x x x x x x x x x x



A) the density of a particle.
x x x x

, B) a dimensionless quantity that is defined as the ratio of the mass of the particle to 1/12 the
x x x x x x x x x x x x x x x x x



xmass of a 12C atom.
x x x x



C) Daltons divided by the mass of a hydrogen atom.
x x x x x x x x


D) all of the above
x x x



E) none of the above x x x




Ans: B x x



Level of Difficulty: Easy
x x x



xSection: 1-1. Prokaryotes x x




9. Which of the following is a similarity between all prokaryotes and all eukaryotes?
x x x x x x x x x x x x



A) Both contain DNA in a nucleus
x x x x x



B) Both contain certain of the same membrane bound cell organelles (like mitochondria, Golgi
x x x x x x x x x x x x



xcomplexes etc) x


C) Both have a cytoskeleton x x x


D) All of the above are similarities between prokaryotes and eukaryotes
x x x x x x x x x



E) None of the above are similarities between prokaryotes and eukaryotes
x x x x x x x x x




Ans: E x



Level of Difficulty: Easy
x x x


Section: 1-1. Prokaryotes, 1-2. Eukaryotes
x x x x




10. Which of the following statements concerning prokaryotes is false?
x x x x x x x x



A) Prokaryotes are made up of two major groupings: the eubacteria and the archaea, which are
x x x x x x x x x x x x x x


xas different from each other as from the eukaryotes.
x x x x x x x x



B) Prokaryotes are generally much smaller than the eukaryotic cells. x x x x x x x x



C) Prokaryotes are one branch of the newer, more accurate phylogenic tree made up of
x x x x x x x x x x x x x



xprokarya, archaea and eukarya x x x


D) Prokaryotes do not have organelles x x x x


E) None of the above are false x x x x x




Ans: C x x



Level of Difficulty: Easy
x x x



Section: 1-1. Prokaryotes, 1-2. Eukaryotes
x x x x




11. Which of the following is not true of eukaryotes:
x x x x x x x x


A) They contain organelles like mitochondria, chloroplasts, ribosomes, and a nucleus
x x x x x x x x x


B) They are usually 10 to 100 microns in diameter
x x x x x x x x


C) They can be both uni or multicellular
x x x x x x


D) They are also called archaea
x x x x


E) All of the above are true of eukaryotes
x x x x x x x