WorksheetsNucleic Acids Test Review
Total questions: 26
Worksheet time: 31mins
What do DNA and RNA have in common?
both have adenine, cytosine, and thymine
both are composed of a phosphate, glucose, and a base
both are used in replication
both are made up of nucleotides
Translate the following mRNA strand:
3' AUG AAA UGG UAG 5'
tyrosine-phenylalanine-threonine-isoleucine
methionine-lysine-tryptophan-stop
5' UAC UUU ACC AUC 3'
5' TAC TTT ACC ATC 3'
Translate the following DNA strand:
3' TAC CTT GAG CCC 5'
5' ATG GAA CTC GGG 3'
3' ATG GAA CTC GGG 5'
5' AUG GAA CUC GGG 3'
methionine-glutamin acid-leucine-glycine
The DNA strand 3' GGG 5' is mutated to
3' GGA 5'. What type of mutation is this?
substitution
frameshift insertion
frameshift deletion
there is no mutation
Transcribe the following DNA molecule: 3' TAC CTA GTA CGG ATT 5'
3' ATG GAT CAT GCC TAA 5'
5' AUG GAU CAU GCC UAA 3'
methionine-aspartic acid-histidine-alanine-stop
How are DNA and RNA different? Select all that apply:
DNA has thymine but RNA has uracil
DNA is double stranded and RNA is single stranded
The sugar in DNA is deoxyribose and the sugar in RNA is ribose
The monomers for DNA are nucleotides
In an experiment, students were testing the size of bubbles produced from using different brands of soap. What is the independent variable in this experiment?
size of the bubbles
brand of soap
size of wand to blow the bubbles
bubbles with no soap
In an experiment, students were testing the size of bubbles produces from using different brands of soap. What is the dependent variable in this experiment?
size of the bubbles
size of the wand
brand of soap
bubbles with no soap
In an experiment, students were testing the size of bubbles produces from using different brands of soap. Which of the following should be held constant?
size of the bubbles
brand of soap
size of wand used to blow bubbles
bubbles with no soap
What type of DNA mutation will cause the most damage?
an insertion or deletion at the beginning of the strand
a substitution at the end of the strand
an insertion or deletion at the end of the strand
The sequence of nitrogenous bases in DNA varies widely. The sequence of the bases in DNA is most important for which of the following?
Allowing the DNA to have the shape necessary for replication
Providing the instructions for proteins, which are necessary for the growth and functioning of an organism
Preventing mutations from occurring during DNA replication
Helping form the sugar-phosphate backbone of the DNA molecules
In DNA, the amount of A will always equal the amount of _________
U
T
G
C
In DNA, the amount of C will always equal the amount of ______
A
T
G
U
DNA ---------> mRNA
translation
transcription
replication
differentiation
mRNA -------------------> proteins
translation
transcription
replication
differentiation
Where is mRNA synthesized (made)?
ribosomes
cytoplasm
nucleus
mitochondria
What is the complimentary strand to the DNA strand shown:
3' TAT GGC GCA CAT CCA 5'
5' ATA CCG CGT GTA GGT 3'
5' AUA CCG CGU GUA GGU 3'
3' TAT GGC GCA CAT CCA 5'
5' TAT GGC GCA CAT CCA 3'
What type of mutation has occurred in this image?
Substitution
Insertion
Deletion
What are the base pairing rules for DNA?
Adenine and Thymine; Cytosine and Uracil
Adenine and Cytosine; Thymine and Guanine
Adenine and Thymine; Guanine and Cytosine
Adenine and Uracil; Guanine and Cytosine
What type of sugar is in RNA?
ribose, a pentose sugar
deoxyribose, a pentose sugar
glucose
fructose
Different types of mutations can occur in DNA. The diagram represents a type of mutation. Which statement best describes the mutation in the diagram?
a silent mutation results in the insertion of a different amino acid
a base is inserted into the strand of DNA
a substitution occurs with the adenine base
a deletion of a cytosine base occurs
What is the name and purpose of the process depicted in this diagram?
transcription; producing mRNA to be used in the production of proteins
translation: producing mRNA to be used in the production of proteins
replication; producing more nucleotides for the DNA sequence
genetic variation; preserving genetic information for future generations
What is the product of transcription?
proteins
amino acids
tRNA
mRNA
What is the product of translation?
mRNA
tRNA
amino acids
proteins
Where does translation occur?
nucleus
mitochondria
ribosome
cell membrane
If an error occurs during the transcription of a DNA molecule, which of these is a direct result?
nuclear membrane is ruptured
transportation of tRNA does not occur
amino acids do not bond to tRNA
a mRNA codon sequence is incorrect
