Paper 1 · November 2022 · Biological Molecules
The diagram shows the structure of a biological molecule.
What is bond P?
Aester
Bpeptide
Cglycosidic
Dphosphodiester
Explanation
The diagram is a triglyceride: a glycerol backbone with three fatty acid chains. Bond P brackets the C-O-C(=O) link between glycerol and a fatty acid, which is an ester bond.
ZIMSEC Biology 6030/1 Paper 1, November 2022, Q4