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DNA And Protein Synthesis
Test Description: DNA structure, function, and protein synthesis
Instructions: Answer all questions to get your test result.
1) True or False: RNA is a single stranded molecule with THYMINE
A
False
B
True
2) Which most directly affects the sequence of amino acids in a protein?
A
The amino acids in the cytoplasm
B
The DNA in the nucleus of the cell
C
The type of cell in which a protein is made
D
The region of the cell in which a protein is made
3) What does mRNA do?
A
Make up ribosomes
B
Carry info from genes to ribosomes
C
Help with RNA splicing
D
Carry amino acids to a ribosome
4) Adenine bonds with ________ during TRANSCRIPTION
A
Guanine
B
Adenine
C
Uracil
D
Thymine
5) What do mutations change directly?
A
DNA
B
Protein
C
RNA
D
Ribosomes
6) What sugar is found in RNA
A
Sucrose
B
Dextrose
C
Deoxyribose
D
Ribose
7) What is the first step of DNA replication?
A
Two complementary strands of DNA are created
B
Nucleotides are added to the template DNA strands
C
DNA breaks Hydrogen bonds
8) Transcribe the following DNA strand: GAC TTA AAC
A
CTG AAT TTG
B
UGA GUA GGA
C
CUG TTT UAA
D
CUG AAU UUG
9) Which of the following is affected by the order of amino acids?
A
mitochondria
B
mRNA
C
Proteins
D
DNA
10) What is the role of DNA in translation?
A
It takes the message to the ribosomes
B
It takes the message to the nucleus
C
It takes amino acids to the ribosomes
D
It is the original template strand for protein synthesis
11) What happens during translation?
A
Amino acids are joined together to make proteins
B
mRNA brings the message to a ribosome
C
tRNA takes amino acids to the nucleus
D
DNA is replicated
12) Where does translation occur?
A
nucleus
B
mitochondria
C
Chloroplast
D
ribosomes
13) Put protein synthesis in order
A
Translated mRNA is transcribed into DNA
B
Transcribed DNA is translated into amino acids
C
Translated DNA is transcribed into amino acids
D
Replicated DNA is translated into mRNA
14) What affects amino acids the most?
A
DNA
B
mRNA
C
tRNA
D
rRNA
15) Which type of mutation changes the base but not the protein?
A
deletion
B
insertion
C
silent
D
nonsense
16) Which type of situation changes the base resulting in a stop codon?
A
Insertion
B
silent
C
Frameshift
D
nonsense
*select an answer for all questions
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