WorksheetsDNA/RNA Unit 7 Test Review
Total questions: 30
Worksheet time: 30mins
Which of the following describes the function of mRNA
It carries transcribed DNA information to the ribosomes
it stays in the nucleus and is copied
it provides the site for protein synthesis
it is made in the ribosomes
What are the 4 bases found in a RNA molecule
Thymine, Adenine, Cytosine, Guanine
Adenine, Cytosine, Uracil, Guanine
Guanine, Adenine, Uracil, Thymine
Cytosine, Protein, Thymine, Adenine
Which of the following best describes the function of transfer RNA (tRNA)
To read the codon and provide the site for protein synthesis
To stay in the nucleus and be copied by DNA
To copy DNA and carry the information to the ribosome
To carry the codon to the ribosome
Which 3 bases represent the correct anticodon for the codon provided below:
UAG
AUC
TAC
TAG
ATC
Which of the following statements is true about DNA and RNA
they are found in the nucleus
they are found in the mitochondria
they are found in the cytoplasm
they are made in the ribosome
What is an anticodon?
3 base sequences of tRNA
3 base sequences of DNA
2 base sequences of mRNA
2 base sequences of rRNA
Which of the following directly makes proteins?
RNA
DNA
Lipids
Vacuoles
Which of the following structures carries the DNA information from the nucleus, out to the ribosome?
mRNA
tRNA
rRNA
DNA
What molecule is RNA transcribed from?
DNA
Lipids
Carbohydrates
Proteins
In which organelle does protein synthesis occur?
ribosome
mitochondria
chloroplast
golgi appartus
Every 3 nucleotides of mRNA are more commonly known as a(n)?
codon
anticodon
ribosome
protein
A tRNA molecule has a specific amino acid at one end and a(n)__________on the other end
anticodon
codon
ribosome
protein
Which of the following show the three parts of a DNA and RNA molecule?
Nitrogen base, sugar, phosphate group
Ribosome, membrane, neuron
Acid, base, lipid
Protein, Carbohydrate, fat
Which of the following would represent the mRNA codon that pairs with the following tRNA anticodon below:
AAG
TTC
CTA
UUC
ATC
What compound will pair up with adenine in a DNA molecule?
thymine
guanine
cytosine
uracil
What compound will pair up with adenine in a RNA molecule?
thymine
guanine
cytosine
uracil
Which of the following correctly describes transcription?
A single strand of RNA is made from the DNA template
DNA make a copy of DNA
An anticodon is formed
The transfer RNA transfer the message to the ribosome
If 15% of the based that composed a DNA molecule were adenine, what percent of the remaining bases would be guanine?
15%
25%
35%
60%
Given the following DNA sequence, what would the resulting mRNA be? DNA Sequence: TACTTGCCTGCA
(a)
Why is DNA considered semi conservative?
because one strand is original and one is new
because both strands are new
because both stands are the original stands
because they are made with half democratic genes and half republic genes
What monomer makes-up a polypeptide chain (protein)
amino acids
nucleotide
simple sugars
fats
Why are proteins so important?
because they make up all living material
because it carries the genetic code
they make up all carbohydrates
they create lipids
What is the shape of a DNA molecule?
double helix
single strand
tornado
great white shark
What is the shape of a RNA molecule?
double helix
single strand
blue whale
in the shape of remy from ratatouille
Which of the following DNA segments could be a product of DNA replication?
CAUACGUCG
GCAUGACCU
ACCGUAUUG
ATCGGTAAG
During the replication process, two identical strands are created. Letter A in the image is the strand that is completed continuously. What is the name of that strand?
Leading
Lagging
Dragging
ooo-wee mama
During the replication process, two identical strands are created. Letter C represents the sections created by the lagging strand. What are these segments called?
Okazaki Fragments
Uzumaki Fragments
DNA Sections
Ramen
Letter F is the enzyme that unzips the original strand of DNA. What is this enzyme called?
Helicase
DNA Polymerase
Primase
RNA Polymerase
Letter E is the enzyme that adds the complementary bases to the unzipped DNA strands. What is this enzyme called?
Helicase
DNA Polymerase
Primase
RNA Polymerase
Letter D is the enzyme that adds the RNA primers to the unzipped DNA strands. What is this enzyme called?
Helicase
DNA Polymerase
Primase
RNA Polymerase
