Biology Worksheet
4.4 Protein Synthesis Worksheet
Name: _____________________________
________________
Per: _______
Date:
1. What are the four mRNA codons for threonine?
______________________________
2. What are the six codons for serine?
________________________________________
3. What are the amino acid sequences resulting from each of the following incomplete segments of mRNA?
a. CGAGAAGUC
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b. AACUCCAUG
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c. UGGGGUAAG
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1
Biology Worksheet
d. CCACUAAGU
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e. GACCACACA
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4. Fill out the missing parts of the chart bellow. If there is more than one answer, please write all possibilities.
Order of Triplet in
DNA
Order of Codon in mRNA Amino Acid Coded for in mRNA __________________ GAA
______________________
_
____
GCA
___________________
______________________
____
__________________ UCA
______________________
_
____
CCT
___________________
______________________
____
__________________ ACU
______________________
_
____
GGG
___________________
______________________
____
__________________ UAA
stop code
_
CAT
___________________
______________________
____
__________________ AUC
______________________
_
____
CGA
___________________
______________________
____
ATC
___________________
2
stop code
Biology Worksheet
__________________ CAA
______________________
_
____
AAA
___________________
______________________
____
ACT
UGA
______________________
____
__________________ UUG
______________________
_
____ 