If molecular weight of a polypeptide is 15.3 kDa, what would be the minimum number of nucleotides in the mRNA that codes for this polypeptide? Assume that molecule weight of each amino acid is 90 Da.
A
510
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
663
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
123
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
170
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A 510 1530090=170aminoacids One aminoacid = 1 codon = 3 nucleotides, so, 170 × 3 = 510