Biology Chapter 10 Question Preview (ID: 23778)
Nucleic Acids And Protein Synthesis.
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An anticodon
a) is the site of translation
b) is a group of three sequential bases of mRNA
c) identifies the specific amino acid for tRNA
d) is a sugar found in DNA
A codon
a) is a group of three sequential bases of mRNA
b) identifies the specific amino acid for tRNA
c) is a repeating subunit of DNA and RNA
d) is the site of translation
Deoxyribose is
a) a sugar found in RNA
b) a sugar found in DNA
c) a sugar found in all nucleic acids
d) a sugar found in tRNA
Where does translation occur?
a) the nucleus
b) the mitochondria
c) the ribosome
d) outside the cell
Which of the following answers contains the four nitrogen-containing bases for RNA?
a) Thymine, Guanine, Adenine, Cytosine
b) Thymine, Guanine, Adenine, Uracil
c) Uracil, Guanine, Adenine, Cytosine
d) Thymine, Guanine, Uracil, Cytosine
A large region of DNA that directs the formation of a protein is called a
a) promoter
b) nucleotide
c) monomer
d) gene
Which of the following bonds to one specific type of amino acid?
a) mRNA
b) tRNA
c) rRNA
d) DNA
New mRNA is made through the process of
a) translation
b) transcription
c) duplication
d) crystallography
Complementary base pairing links
a) amino acids
b) nitrogen-containing bases
c) phosphate groups
d) proteins
Damaged DNA is usually repaired y
a) purines
b) nucleotides
c) enzymes
d) ribosomes
During replication, the two strands of DNA separate at a point called a
a) helicase
b) ribosomes
c) replication fork
d) mutation
A section of one DNA strand has the sequence ACCGAGGTT. What is the sequence of an mRNA transcribed from this section of DNA?
a) ACCGAGGUU
b) ACCGAGGTT
c) TGGCTCCAA
d) UGGCUCCAA
Nitrogen-containing bases are linked together by a
a) hydrogen bond
b) covalent bond
c) nitrogen bond
d) peptide bond
rRNA makes up the
a) reticulum
b) ribosome
c) amino acid key
d) RNA messenger
Transcription begins at a promoter region and continues until RNA polymerase reaches a stop codon
a) True
b) False
c)
d)
The double helix describes the spiral shape of DNA.
a) True
b) False
c)
d)
In DNA, adenine pairs ______________ and in RNA, adenine pairs with _______________.
a) uracil, thymine
b) thymine, thymine
c) uracil, thymine
d) thymine, uracil
Translation is the process of assembling amino acids.
a) True
b) False
c)
d)
In general, every organism has its own version of genetic code.
a) True
b) False
c)
d)
The repeating subunits in DNA and RNA are
a) nucleotides
b) sugars
c) amino acids
d) proteins
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