4TH 6 WEEKS EXAM REVIEW!

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Transcript 4TH 6 WEEKS EXAM REVIEW!

Protein Synthesis
EXAM
REVIEW!
turn in Review
Sheets!!!!
• The process depicted on the left is known as
– Transcription
• The product of the above process on the left is
– mRNA
• This process is happen in which organelle?
– nucleus
• mRNA makes a copy of
– -DNA
A
• The process depicted on the right is known as
– Translation
• The product of the above process on the right is
– a protein
• This process happens in which organelle?
– ribosome
• “A” is pointing at…
– tRNA
A
•
“A”, or tRNA carries the _______ _______ to the ribosome.
–
•
The 3 bases on the tRNA are known as the _________ and are complimentary
to mRNA’s __________ (3 bases)
–
–
•
amino acids
Anticodons
Codons
“B” is pointing to the first 3 bases of ________, which is the _________
codon.
–
–
mRNA
start
DNA: TAC CGA CCT TCA
mRNA: ___ ___ ___ ___
Amino Acids: ___ ___ ____ ____
mRNA: AUG GCU GGA AGU
Amino Acids: Met Ala Gly Ser
A mistake in DNA could result in
the wrong _______ being
produced
Protein
A mistake in DNA is known as
a….
Mutation
If a substitution of only one base
occurs, it is known as a
Point Mutations
Frameshift Mutation
– Examples are -Insertions and deletions a
Gene
• Segment of DNA