WorksheetsBiology: Protein Synthesis
Total questions: 15
Worksheet time: 30mins
The process of decoding a mRNA message into a protein is known as ...
transcription
translation
replication
prescription
Genetic information is transcribed from nucleotide sequences from __________ to __________.
mRNA, DNA
DNA, mRNA
DNA, tRNA
tRNA, mRNA
How many bases long is a single codon?
(a)
Proteins are made by joining amino acids together into long chains called ...
polypeptides
amino acids
nucleic acids
carbohydrates
In mRNA, what does each codon specify?
a nucleotide
an amino acid
an enzyme
an intron
True or false
Ribosomes use the sequence of codons in mRNA to assemble amino acids into polypeptide chains.
True
False
The specific amino acids in a polypeptide and the order in which they are joined determine ...
the properties of a nucleic acid
the properties of a protein
the properties of a ribose sugar molecule
How many different amino acids does the genetic code contain?
3
64
20
23
Where does translation take place?
(a)
A codon cannot specify more than one amino acid.
True
False
Each tRNA molecule has three unpaired bases, collectively called the ...
codon
anticodon
polypeptide
What is the central dogma of molecular biology?
RNA -> DNA -> Protein
Protein -> RNA -> DNA
DNA -> RNA -> Protein
DNA -> Protein -> RNA
The way DNA, RNA, and proteins put together genetic information into action in cells is ...
transciption
gene suppresion
gene replication
gene expression
When is a polypeptide complete?
When a ribosome reaches a anticodon.
When a ribosome reaches a stop codon.
When introns are removed from the mRNA molecule.
How confident are you in your knowledge of protein synthesis?
Not confident, yet. I need to study more and ask for help.
Somewhat confident, but I need to study to learn more.
I am confident in my knowledge and ready for the test!
I am so confident that I could teach my peers about it!
