What are the four nitrogenous bases that make up DNA?

Understanding mRNA and Protein Synthesis

Interactive Video
•

Amelia Wright
•
Biology, Science
•
7th - 10th Grade
•
Hard
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Adenine, Cytosine, Thymine, Uracil
Adenine, Uracil, Guanine, Thymine
Adenine, Cytosine, Guanine, Thymine
Adenine, Cytosine, Guanine, Uracil
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which base does adenine pair with in DNA?
Cytosine
Guanine
Uracil
Thymine
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In mRNA, which base replaces thymine?
Adenine
Guanine
Uracil
Cytosine
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of transfer RNA (tRNA) in protein synthesis?
It transcribes DNA into mRNA.
It catalyzes peptide bond formation.
It carries amino acids to the ribosome.
It forms the structure of ribosomes.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which sequence of mRNA would pair with the DNA sequence 'TAC'?
AUG
GUA
ATG
UAC
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in decoding mRNA into amino acids?
Finding the start codon
Pairing with tRNA
Synthesizing a protein
Using an amino acid chart
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which amino acid is coded by the mRNA sequence 'UCU'?
Glycine
Valine
Leucine
Serine
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of an amino acid chart in protein synthesis?
To synthesize mRNA from DNA
To determine the sequence of DNA
To identify the corresponding amino acid for an mRNA codon
To pair tRNA with mRNA
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which mRNA sequence corresponds to the tRNA anticodon 'GUA'?
CAU
AUG
GUA
UAC
10.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final product of the process from DNA to amino acids?
A nucleotide
A protein
A gene
A ribosome
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