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Transcript
Protein Synthesis and Mutations
Test Review
List the 3 types of RNA
What is Protein Synthesis?
What are the two processes of protein
synthesis?
Where does transcription take place?
What part of the DNA has the
directions to make a protein?
Where does translation take place?
What does not leave the nucleus?
What replaces Thymine in RNA?
What sugar is in RNA?
How many bases are needed to specify
four amino acids?
What type of RNA is represented
below?
What type of RNA is represented
below?
What type of RNA is represented
below?
What type of RNA brings amino acids
to ribosomes to be joined together?
What is a chain of amino acids called?
What type of RNA attaches to the
mRNA and reads it?
Which type of RNA copies the genetic
information from the DNA and carries
into the cytoplasm?
What is the 3 nucleotide sequence on
tRNA that is complementary to the
mRNA called?
What is the start codon for every
polypeptide?
What amino acid does the start codon
code for?
What kind of bond holds amino acids
together?
What regions of the mRNA code for
proteins?
What is anything that can cause a
mutation called?
What is a change in a single nucleotide
in DNA?
What are the 3 types of point
mutations?
What type of mutation occurred?
• Original DNA Strand TAC AAG GCG ACT
• Mutated DNA Strand TAC AGG CGA CT
What type of mutation occurred?
• Original DNA Strand TAC AAG GCG ACT
• Mutated DNA Strand TAC AGG GCG ACT
What type of mutation occurred?
• Original DNA Strand TAC AAG GCG ACT
• Mutated DNA Strand TAC AAA GGC GAC T
What would the mRNA read?
• DNA strand: CCGTAT
What would be the anticodons?
• GGCAUA
What type of mutation likely
occurred?
•
•
•
•
Original amino acid sequence:
MET – GLY - GLU - TRP- STOP
Mutated amino acid sequece:
MET – GLY - STOP
What type of mutation likely
occurred?
•
•
•
•
Original amino acid sequence:
MET – GLY - GLU - TRP- STOP
Mutated amino acid sequece:
MET – GLY - GLU - TRP- STOP
What enzyme plays a key role in
transcription?
What signals the end of a polypeptide?