Use the following information to answer question 1 through 4 below. Codon on mRN

Question

Use the following information to answer question 1 through 4 below.

Codon on mRNA and corresponding amino acid

UUA Leucine UAA Stop
GCA Alanine AAU Asparagine
AAG Lysine UGC Cysteine
GUU Valine UCG Serine
AUG Methionine UAU Tyrosine
GAA Glutamic acid AUU Isoleucine
CCU Proline CAU Histidine
CGU Arginine GGU Glycine
CAA Glutamine

1) if the sequence of amino acids coded for for is methionine-serine-alanine-lysine-leucine-histidine-asparaginase-tyrosine-glycine-stop. what is the order of bases in the strand of DNA.
a) UGUGCAAAGUUAAUCCATTCCGGTTAAA
b) TACAGCCGTTTCAATGTATTAATACCAATT
c) TCTCGTTTGTTACATAAAGGGGCCCAAAA
d) TGTGCTTTCTTATAATCCCGGAATTATTAA
e) AGAGCTTTGAATCCTTAAGGCCATAATTA

2) if a frameshift mutation by deletion of the 7,9,12,18th,22nd, and 25th base occurred in a sequence of bases given in 1, what would be the sequence of amino acids coded for?
a)methionine-leucine-arginine-lysine-alanine-serine-stop
b)asparagine-arginine-lysine-alanine
c)asparagine-cysteine-valine-serine
d)methionine-serine-glutamine-stop
e)can't tell

3)give the anticodon carried by tRNA in 2.
a) UACACAGAAUUAA
b) UAC AGC GUU AUU
c) UGUGCAAAGUUAU
d) UCUCGAAAGUUA
e) UCACGUUUCAAUA

4) the anticodon for valine is
a) GUU
b) CUU
c) CTT
d) CAA
e) GTA

Explanation / Answer

1. B (i figured this out just by looking at the STOP & transcribing it) 2. D 3. B 4. D

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