Download - DNA Review Questions
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DNA Structure Questions
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Question #1
What does A stand for? Adenine
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Question #2
What three things make up a nucleotide?
1 sugar, 1 phosphate, 1 nitrogen base
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Question #3
Who is credited with the discovery of the shape of DNA?
Watson and Crick
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Question #4
What is the basic structure of DNA called? Hint-twisted ladder
Double helix
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Question #5
Complete the following diagram using the base-pairing rule
GTCGAC CAGCTG
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Question #6
What does C stand for? Cytosine
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Question #7
What does DNA stand for? Deoxyribose nucleic acid
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Question #8
Are there any two people who have exactly the same DNA?
Yes, identical twins
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Question #9
Why is DNA sometimes called the fingerprint inside your body?
Because no two peoples DNA is the same (except twins) and no two peoples fingerprints are the same
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Question #10
What are the rails of the DNA strand are called?
Sugar phosphate backbone
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Question #11
What are the steps of the DNA strand are called?
Nitogenous Bases
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Question #12
In a DNA Strand A pairs with ____. T (thymine)
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DNA Replication Questions
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Question #13
Which enzyme is responsible for unwinding a DNA strand for replication?
DNA Helicase
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Question #14
How does DNA Helicase unzip the strand?
It breaks the bonds (hydrogen) between the two nitrogenous bases
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Question #15
When does DNA Replication occur during the cell cycle?
S-phase of interphase
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Question #16
Why is it necessary for DNA Replication to occur?
I will take either of the following:To preserve the genetic code between cellsTo prepare for mitosis or meiosis
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Question #17
In DNA replications, how many new double strands are made?
Two
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Question #18
DNA Replication follows the Semi-conservative model of replication, what does this mean?
It means that each strand is made up of one old strand (parent) and one new strand (daughter)
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Question #19
In DNA Replication, which enzyme is responsible for laying down the complement bases?
DNA Polymerase
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Question #20
Write the DNA Replication Complement do this strand.
ATCGCCGATC TAGCGGCTAG
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Transcription
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Question #21
What are the three types of RNA? mRNA , tRNA, rRNA
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Question #22
What does tRNA stand for? Transfer RNA
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Question #23
What does mRNA stand for? Messenger RNA
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Question #24
What does rRNA stand for? Ribosomal RNA
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Question #25
Where does transcription take place in the cell?
In the nucleus
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Question #26
In transcription, which enzyme is responsible for laying down complimentary bases to the parent strand?
RNA Polymerase
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Question #27
Illustrate the central dogma DNA RNA Proteins traits
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Question #28
In RNA, A pairs with ____ U (Uracil)
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Question #29
In transcription, G pairs with ___ C
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Question #30
What are the two products of one round of transcription?
On strand DNA, one strand RNA
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Question #31
What is the name of the sugar found in RNA?
Ribose
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Question #32
Is RNA double or single-stranded? Single Stranded
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Translation
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Question #33
What is made as a result of translation? Proteins
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Question #34
How many bases make up a codon? 3
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Question #35
Strands of _____ _______ make up proteins.
Amino Acids
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Question #36
How many codons does the following tRNA strand have?
AUGCCGGGCUUAGCGUGA
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Question #37
What three bases make up a start codon?
AUG (needs to be in this order)
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Question #38
Name all three stop codons. UAG, UAA, UGA
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Question #39
In translation protein is made from an _____ template
RNA
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Question #40
Where does translation occur in the cell?
Cytoplasm
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Bonus Question- Worth 30 pts. Use the following to decode the tRNA
strand.
AUGGGCCUGUGA Met-Gly-Leu-Stop