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Quiz 10
Ch 10
Name________________________
Remote # ____________
1. Which of the following is an accurate
What sequence of the anticodon would
statement concerning the differences
decode this codon? Explain your answer.
between DNA and RNA?
a. ATG, because the anticodon is
a. RNA is usually double-stranded, but DNA
complementary to the template strand
is usually single-stranded.
b. AUG, because the anticodon is
b. RNA has the sugar deoxyribose, but DNA
complementary to the template strand
has the sugar ribose.
c. UAC, because the anticodon has the
c. RNA contains three different nucleotides,
same sequence as the template strand (but
but DNA contains four different nucleotides.
it has U instead of T)
d. RNA lacks the base thymine (which is
d. TAC, because the anticodon has the
found in DNA) and has uracil instead.
same sequence as the template strand
2. The process of RNA synthesis is called
5. What is the promoter region?
__________.
a. It is a region of RNA that binds to the
a. transcription
RNA polymerase and initiates transcription.
b. translation
b. It is a component of each type of RNA.
c. replication
c. It is responsible for the selective nature of
d. mutation
transcription.
d. It is a region of a parent DNA strand that
3. The cells in your skin have a different
binds to the RNA polymerase and initiates
shape and different function from the cells in
transcription.
your liver because the two types of cells
have different __________.
6. RNA ____________________ is the
a. DNA
molecule that is responsible for synthesizing
b. proteins
each form of RNA.
c. lipids
a. promoter
d. carbohydrates
b. polyurethane
c. polyp
4. Imagine that a codon in the template
d. polymerase
strand of a gene has the sequence TAC.
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7. ____________________ is the type of RNA
the ribosome
that carries a specific amino acid to the
b. takes part indirectly in protein synthesis;
ribosome.
the DNA itself stays in the nucleus
a. tRNA
c. has nothing to do with protein synthesis; it
b. mRNA
is involved only in cell division
c. rRNA
d. is involved in protein synthesis within the
d. DNA
nucleus
e. codes for mRNA but not for tRNA or
8. Which of the following is a single-
rRNA
stranded molecule that contains the
information for assembly of a specific
11. Synthesis of a protein based on the
protein?
sequence of messenger RNA
a. transfer RNA
a. is catalyzed by DNA polymerase
b. messenger RNA
b. is catalyzed by RNA polymerase
c. exon DNA
c. is called translation
d. intron DNA
d. is called transcription
e. ribosomal RNA
e. occurs in the nucleus
9. Anticodon is the term applied to
12. A Barr body is:
a. the list of amino acids that corresponds to
a. a condensed X chromosome
the genetic code
b. an organelle involved in protein synthesis
b. the concept that multiple codons
c. another term for chromosomes as they
sometimes code for a single amino acid
are seen during cell division
c. the part of the tRNA that interacts with the
d. visible in cells of both males and females
codon
e. present only in males, because their
d. the several three-nucleotide stretches
female chromosomes are inactivated
that code for "stop"
e. the part of the tRNA that binds to an
amino acid
10. DNA
a. takes part directly in protein synthesis by
leaving the nucleus and being translated on
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