WorksheetsLost in Translation
Total questions: 25
Worksheet time: 16mins
What is the location in the cell for translation?
nucleus
mitochondria in cytoplasm
ribosome in cytoplasm
chloroplast in cytoplasm
The RNA codon AUG means
add amino acid methionine
start the protein here
add the amino acid tyrosine
end the polypeptide chain here
tRNA plays a role in which of the following ?
picking up the amino acid specified by the anticodon
recognizing the appropriate codons in mRNA
translating codons into amino acids
all of these are correct
ATG GGA ACT CCA
When these bond together, they form a protein
Amino Acids
Peptide Bonds
Ribose
Nucleotides
There are a total of ____ different amino acids
20
1
4
unlimited
How many amino acids are found on one tRNA?
20
4
1
3
Which of the following is a codon?
ATG
AUG
AUT
What is the purpose for anti-codons?
to ensure the correct amino acid is dropped off
to match the strand of DNA
to decode a sequence of 4 nucleotides into an amino acid
to make me hate biology
A polypeptide is a sequence of ____________________ held together by a ______________ bond.
amino acids; peptide
fatty acids; ionic
proteins; hydrogen
fatty acids; covalent
How many amino acids will FIFTEEN codons code for?
three
five
fifteen
thrity
Place the following initiation steps in order.
1. Large ribosomal unit attaches
2. Small ribosome attaches to mRNA
3. tRNA binds to P site
1 --> 2 --> 3
3 --> 2 --> 1
2 --> 1 --> 3
2 --> 3 --> 1
Which of the following is NOT a step in Translation?
Initiation
Elongation
Modification
Termination
How does a tRNA attach to the proper amino acid?
RNA polymerase
Aminoacyl-tRNA synthetase
exonuclease
spliceosomes
Which of the following is true regarding prokaryotic translation?
Introns must be spliced out prior to translation beginning
Only one ribosome can translate a mRNA at a time
Prokaryotes do not undergo translation
Translation can begin while Transcription is still being completed
How many bases are needed to create a polypeptide of 30 amino acids?
(a)
