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WorksheetsDNA and RNA
Total questions: 61
Worksheet time: 44mins
Name
Class
Date
1.
In RNA, Uracil pairs with ______.
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
2.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
3.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
4.
DNA holds the code for
a)
lipids
b)
carbohydrates
c)
protein
d)
sugar
5.
Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand:
GTAGTCA
GTAGTCA
a)
UATUAGA
b)
ACGACTG
c)
CAUCAGU
d)
CATCAGT
6.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
7.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
8.
What process is going on in this photo?
a)
Transcription
b)
Translation
c)
Replication
d)
All the above
9.
What is the location in the cell for translation?
a)
nucleus
b)
mitochondria
c)
ribosome
d)
chloroplast
10.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
11.
What is the location in the cell for transcription?
a)
nucleus
b)
cytoplasm
c)
ribosome
d)
mitochondria
12.
Which is the mRNA molecule that would be transcribed from this DNA template:
TGGCAAGTACGT
TGGCAAGTACGT
a)
ACCGTTCATGCA
b)
UGGCAAGUACGU
c)
UCCGUUCUUGCU
d)
ACCGUUCAUGCA
13.
DNA has a _____________ structure.
a)
double helix
b)
single strand
c)
ring
d)
chain
14.
In DNA, Adenine pairs with ___________.
a)
Guanine
b)
Cytosine
c)
Thymine
d)
Uracil
15.
Translation is the process where
a)
mRNA is created in the Nucleus
b)
mRNA is decoded to form a protein
c)
glucose molecules are made
d)
is where lipids are synthesised
16.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
17.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
18.
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
19.
Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand:
GTAGTCA
GTAGTCA
a)
UATUAGA
b)
ACGACTG
c)
CAUCAGU
d)
CATCAGT
20.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
21.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
22.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
23.
Which process is used to make mRNA from the DNA in the nucleus?
a)
transcription
b)
translation
c)
replication
24.
Which RNA bases would pair with TACGAA in transcription?
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
25.
Where does transcription take place?
a)
nucleus
b)
cytoplasm
c)
ribosome
26.
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
27.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
28.
One difference between DNA and RNA is that....
a)
Only RNA has the base Uracil
b)
only RNA contains the base Thymine
c)
only RNA contains the base Cytocine
d)
only RNA contained the base Guanine
29.
what does mRNA do?
a)
carry info from genes to ribosomes
b)
carry amino acids to ribosomes
c)
help with RNA splicing
d)
make up ribosomes
30.
True or false: RNA is double-stranded.
a)
true
b)
false
c)
it depends on the type
31.
Which of these bases does not exist in RNA?
a)
C
b)
T
c)
U
d)
A
32.
Translation takes place in the
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
33.
Brings the amino acids to the ribosome
a)
mRNA
b)
tRNA
c)
rRNA
d)
DNA
34.
What would be the tRNA anticodon for the mRNA codon CAG?
a)
GTC
b)
GUC
c)
CUG
d)
CAG
35.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
36.
Which phrase best describes translation?
a)
converts mRNA into a protein
b)
catalyzes bonds between amino acids
c)
produces RNA from DNA molecules
d)
recycles tRNA molecules for reuse
37.
Which phase of which process does this picture show?
a)
Transcription
b)
Translation
c)
Replication
38.
The job of tRNA is to
a)
carry amino acids to the ribisomes
b)
carry ribisomes to the ER
c)
carry glucose to mitochondria
d)
carry mRNA out of the nucleus
39.
The codon is located on the
a)
DNA
b)
mRNA
c)
tRNA
d)
rRNA
40.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
41.
what does rRNA do?
a)
carry info from genes to ribosomes
b)
carry amino acids to ribosomes
c)
help with RNA splicing
d)
make up ribosomes
42.
The building blocks of DNA & RNA consisting of a five-carbon sugar, a phosphate group, and a nitrogen-containing base.
a)
Genetics
b)
Replication
c)
Nucleotides
43.
In messenger RNA, each codon specifies a particular...
a)
Nucleotide
b)
Enzyme
c)
Amino Acid
d)
Promoter
44.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
45.
DNA sequence is ACAGTGC. How would this be coded on mRNA?
a)
TGTCACG
b)
UGUCACG
c)
GUGACAU
d)
CACUGUA
46.
What would the amino acid sequence be from a mRNA with the following sequence:
AUGCAGCAAUGG
AUGCAGCAAUGG
a)
met-gln-gln-trp
b)
met-gln-gln-stop
c)
tyr-val-val-thr
d)
gln-gln-trp
47.
The drawing shows the structure of what molecule?
a)
A DNA molecule
b)
A lipid molecule
c)
A carbohydrate molecule
d)
A protein molecule
48.
What will be the resulting mRNA from this DNA sequence:
GAT-TAC-AGA-TTA-CAT?
GAT-TAC-AGA-TTA-CAT?
a)
CTA-ATG-TCT-AAT-GTA
b)
GAU-UAG-UGA-UUA-GUT
c)
CUA-AUG-UCU-AAU-GUA
d)
CAT-ACA-TAC-ATA-TAG
49.
Which of the following mutations would change the amino acid sequence of a protein?
a)
CGA mutated to CGC
b)
AAT mutated to GAA
c)
TGA mutated to ATG
d)
ATA mutated to ATG
50.
Which of the following base sequences would code for the amino acid sequence shown?
Asp - Trp - Ile - Ile
Asp - Trp - Ile - Ile
a)
GCUGAUAUUAUA
b)
GAUAUUAUCAUA
c)
GAUUGGAUUAUA
d)
AUUAUCGACUGG
51.
The function of tRNA is to
a)
synthesize DNA.
b)
synthesize mRNA.
c)
form ribosomes.
d)
transfer amino acids to ribosomes
52.
The function of rRNA is to
a)
synthesize DNA.
b)
synthesize mRNA.
c)
form ribosomes.
d)
transfer amino acids to ribosomes
53.
The function of mRNA is to
a)
form message created from amino acids.
b)
form message created from DNA.
c)
form ribosomes.
d)
transfer amino acids to ribosomes
54.
Which pairings are possible?
A. T - C
B. U - A
C. G - C
D. A - T
E. T - G
A. T - C
B. U - A
C. G - C
D. A - T
E. T - G
a)
B, C, D
b)
B, C
c)
C, D, E
d)
A, E
55.
What is a codon?
a)
a sequence of 3 amino acids
b)
a sequence of three nitrogen bases
c)
a sequence of 3 enzymes
d)
a sequence of 3 proteins
56.
Which nucleotide is complementary to adenine?
a)
adenine
b)
thymine
c)
cytosine
d)
guanine
57.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
58.
When the Ribosome reaches ________________ the process of translation stops
a)
Stop Codon
b)
Okazaki Fragment
c)
Terminator
d)
taq Polymerase
59.
Translation begins with a(n):
a)
Start Codon
b)
Intron
c)
Promoter
d)
Origin
60.
RNA contains which bases?
a)
adenine, guanine, uracil, cytosine
b)
thymine, guanine, cytosine, uracil
c)
thymine, uracil, cytosine, guanines
d)
adenine, uracil, guanine, thymine
61.
Transcription and translation take place in the ________ and ________, respectively.
a)
nucleus; cytoplasm
b)
cytoplasm; nucleus
c)
nucleolus; cytoplasm
d)
cytoplasm; extracellular fluid
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