BIO 1100 Final Exam Questions with Correct
Answers
B. Peptide Bond
The bond that links the two monomers:
A) hydrolysis
B) peptide bond
C) glycosidic bond
D) phosphodiester bond
E) all except A
E. both B and D
Which is consistent with the concept of biological information flow
A) DNA becomes RNA which becomes protein
B) information in DNA is the basis for heredity
C) molecules of DNA are transformed into molecules of proteins
D) in the case of a protein-encoding gene, DNA provides information that allows synthesis of
a new
molecule of RNA containing equivalent information to the information in DNA
E) both B and D
E. atoms and molecules
Of the following levels of organization, Archaea have
A) molecules only.
B) organelles only.
,C) atoms only.
D) atoms, molecules, and organelles.
E) atoms and molecules.
E. covalent bond
When the nucleus of a hydrogen atom shares an electron with the nucleus of an oxygen atom,
this is a(n)
A) adhesion
B) hydrophobic interaction
C) hydrogen bond
D) ionic bond
E) covalent bond
B. people who eat chicken noodle soup have shorter colds than do people who do not eat
chicken noodle soup
Eating chicken noodle soup is an effective treatment for colds. Which of the following results
does this
hypothesis predict?
A) Cold viruses cannot live in chicken noodle soup.
B) People who eat chicken noodle soup have shorter colds than do people who do not eat
chicken noodle
soup.
C) People who eat chicken noodle soup feel healthier than do people who do not eat chicken
noodle soup.
D) People who do not eat chicken noodle soup experience unusually long and severe colds.
E) Consuming chicken noodle soup causes peopleʹs mouth to heat up.
,E. evolution
In a word, ʺevolutionʺ means
A) selection.
B) nature.
C) survival.
D) improvement.
E) change.
E) 20 pregnant mice injected with 100 microliters of saline
Imagine that 100 microliters of an experimental drug diluted in a saline solution is injected
into 20 pregnant mice to determine possible side effects.
Which of the following is a suitable control for this experiment?
A) 20 male mice injected with 100 microliters of saline
B) 20 male mice injected with 100 microliters of the drug
C) 20 pregnant mice injected with 100 microliters of the drug
D) 20 pregnant mice injected with 200 microliters of the drug
E) 20 pregnant mice injected with 100 microliters of saline
A. experimental
Imagine that 100 microliters of an experimental drug diluted in a saline solution is injected
into 20 pregnant mice to determine possible side effects. The experiment described in the
question above is an example of this scientific research method
A) experimental
B) observational
C) comparative
, D) A and B
E) A, B, and C
B. 1
An isotope of hydrogen has one proton and two neutrons. How many electrons does it have?
A) 0
B) 1
C) 2
D) 3
E) none of the above
C. nonpolar
A side chain of a sodium channel protein that directly interacts with a sodium ion (Na +) is
least likely to be
A) hydrophilic
B) polar
C) nonpolar
D) negatively charged
C. simple diffusion
Oxygen (O2) does not need a protein to mediate its movement across a biological membrane
down its pressure
gradient. It moves by
A) active transport
B) faciliated diffusion
C) simple diffusion
Answers
B. Peptide Bond
The bond that links the two monomers:
A) hydrolysis
B) peptide bond
C) glycosidic bond
D) phosphodiester bond
E) all except A
E. both B and D
Which is consistent with the concept of biological information flow
A) DNA becomes RNA which becomes protein
B) information in DNA is the basis for heredity
C) molecules of DNA are transformed into molecules of proteins
D) in the case of a protein-encoding gene, DNA provides information that allows synthesis of
a new
molecule of RNA containing equivalent information to the information in DNA
E) both B and D
E. atoms and molecules
Of the following levels of organization, Archaea have
A) molecules only.
B) organelles only.
,C) atoms only.
D) atoms, molecules, and organelles.
E) atoms and molecules.
E. covalent bond
When the nucleus of a hydrogen atom shares an electron with the nucleus of an oxygen atom,
this is a(n)
A) adhesion
B) hydrophobic interaction
C) hydrogen bond
D) ionic bond
E) covalent bond
B. people who eat chicken noodle soup have shorter colds than do people who do not eat
chicken noodle soup
Eating chicken noodle soup is an effective treatment for colds. Which of the following results
does this
hypothesis predict?
A) Cold viruses cannot live in chicken noodle soup.
B) People who eat chicken noodle soup have shorter colds than do people who do not eat
chicken noodle
soup.
C) People who eat chicken noodle soup feel healthier than do people who do not eat chicken
noodle soup.
D) People who do not eat chicken noodle soup experience unusually long and severe colds.
E) Consuming chicken noodle soup causes peopleʹs mouth to heat up.
,E. evolution
In a word, ʺevolutionʺ means
A) selection.
B) nature.
C) survival.
D) improvement.
E) change.
E) 20 pregnant mice injected with 100 microliters of saline
Imagine that 100 microliters of an experimental drug diluted in a saline solution is injected
into 20 pregnant mice to determine possible side effects.
Which of the following is a suitable control for this experiment?
A) 20 male mice injected with 100 microliters of saline
B) 20 male mice injected with 100 microliters of the drug
C) 20 pregnant mice injected with 100 microliters of the drug
D) 20 pregnant mice injected with 200 microliters of the drug
E) 20 pregnant mice injected with 100 microliters of saline
A. experimental
Imagine that 100 microliters of an experimental drug diluted in a saline solution is injected
into 20 pregnant mice to determine possible side effects. The experiment described in the
question above is an example of this scientific research method
A) experimental
B) observational
C) comparative
, D) A and B
E) A, B, and C
B. 1
An isotope of hydrogen has one proton and two neutrons. How many electrons does it have?
A) 0
B) 1
C) 2
D) 3
E) none of the above
C. nonpolar
A side chain of a sodium channel protein that directly interacts with a sodium ion (Na +) is
least likely to be
A) hydrophilic
B) polar
C) nonpolar
D) negatively charged
C. simple diffusion
Oxygen (O2) does not need a protein to mediate its movement across a biological membrane
down its pressure
gradient. It moves by
A) active transport
B) faciliated diffusion
C) simple diffusion
