NEET UG 2021 — Botany Biomolecules
Following are the statements with reference to 'lipids'.
(a) Lipids having only single bonds are called unsaturated fatty acids.
(b) Lecithin is a phospholipid.
(c) Trihydroxy propane is glycerol.
(d) Palmitic acid has 20 carbon atoms including carboxyl carbon.
(e) Arachidonic acid has 16 carbon atoms. Choose the correct answer from the options given below.
Held on 30 Apr 2021 · Verified 9 Jul 2026.
(a) and (b) only
(c) and (d) only
(b) and (c) only
(b) and (e) only
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Lecithin, a small molecular weight organic compound found in living tissues, is an example of:
Ligases is a class of enzymes responsible for catalysing the linking together of two compounds. Which of the following bonds is not catalysed by it?
Match List-I with List-II. \begin{array}{|l|l|l|l|}\hline & List-I & & List-II \\\hline A. & Primary structure of protein & I. & Human haemoglobin \\\hline B. & Secondary structure of protein & II. & Disulphide bonds \\\hline C. & Tertiary structure of protein & III. & Polypeptide chain \\\hline D. & Quaternary structure of protein & IV. & Alpha helix and \beta sheet \\\hline\end{array} Choose the correct answer from the options given below :
The cofactor of the enzyme carboxypeptidase is:
Match List-I with List-II  Choose the correct answer from the options given below.
Work through every NEET UG Biomolecules PYQ, year by year.