updated to pass
1. Which bonds are responsible for the dipole moment of d) Covalent
Bonds
a water molecule?
a) Hydrogen bonds
b) Ionic bonds
c)Nonpolar bonds
d) Covalent bonds
2. There are currently clinical trials researching d) 5'-3' by the small
the effi- cacy of mRNA vaccines to protect ribo- somal subunit
against HIV, Zika, rabies, and Ebola viruses.
Upon injection of an mRNA vaccine, how
would the mRNA be read?
a) 3'-5' by the larger ribosomal subunit
b) 5'-3' by the larger ribosomal subunit
c)3'-5' by the small ribosomal subunit
d) 5'-3' by the small ribosomal subunit
3. What two items MAY contain a nuclear localization fac- c) RNA and
Polymerase
tor? proteins
a) DNA, RNA, and histone proteins
b) DNA and RNA
c)RNA and polymerase proteins
d) DNA and secreted proteins
4. Which of the following ions has a higher d) K+
intracellular concentration?
a) Na+
b) Ca2+
c)Cl-
d) K+
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,Exam 1 - BMS 300 questions & answers graded A+
updated to pass
5. Which polymerase is responsible for the production of b) RNA
polymerase II
mRNA?
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, Exam 1 - BMS 300 questions & answers graded A+
updated to pass
a) RNA polymerase I b) Hydrophili
b) RNA polymerase II c
c)RNA polymerase III
d) All of the above
6. Which of the following proteins would have a
signal peptide?
a) Na+/K+ ATPases
b) Spliceosomes
c)Clathrin Proteins
d) Myosin Motor Proteins
7. The DNA in mitochondria would be expected to
be?
a) Bound to histones
b) Contained in a nucleus
c)Circular
d) Organized in chromosomes
8. Between the time pre-mRNA is generated
and the time when introns are removed, a
type of RNA called SnoRNA adds a methyl
group to some bases on the pre-mRNA. Where
would you expect SnoRNA to func- tion?
a) Ribosome
b) Nucleus
c)Rough endoplasmic reticulum
d) Cytoplasm
9. The R groups of an integral protein that
interact with extracellular fluid are most
likely?
a) Hydrophobic
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