Molecular Genetics. — Bio Zoology STD 12 — Question
Tamilnadu BoardEnglish MediumSTD 12Bio ZoologyMolecular Genetics.2 Marks
Question
What is S – D sequence?
✓
Answer
The 5’ end of the mRNA of prokaryotes has a special sequence which precedes the initial AUG start codon of mRNA. This ribosome binding site is called the Shine – Dalgamo sequence or S-D sequence. This sequences base-pairs with a region of the 16Sr RNA of the small ribosomal subunit facilitating initiation.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.