Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JIPMER2018BotanyBiomolecules (B)

Which is the 21 st amino acid?

Options

  1. APyrrolysine
  2. BSelenocysteine
  3. CCystine
  4. DHistidine

Correct answer

B. Selenocysteine

Step-by-step solution

Selenocysteine ( Sec ) is the 21 st amino acid in the genetic code. This amino acid contains selenium.

Practice Biomolecules (B) on Quantrex Academy →

More from Biomolecules (B)

Which of the following is the most abundant protein in the whole of the biosphere? 2023Among the following choose the correct epimers. 2019Citrulline structure 2019Which of the following is not a derivative of cholesterol? 2018In which one of the following sets of three items each belong to the category mentioned against them? 2018Which of the following is not a derivative of cholesterol? 2018Proteins are needed in diet because 2018Non-essential amino acid is 2018 Full Biomolecules (B) list All JIPMER PYQs