Correct option (a)
Explanation
(a)Centriole In organism with flagella and cilia, the position of these organelles is determined by the mother centriole which become the basal body.
(b) Chlorophyll Chlorophyll molecules are specially arranged in and arranged photosystem that are embedded in the thylakoid membrarre of chloroplast
(c) Cristae These are folds in the inner membrane of mitochondria which provides a large amount of surface area for chemical reaction.
(d) Ribozymes (Ribonucleic and enzyme) is an RNA molecule that is capable of catalysing specific biochemical reactions of nucleic acids.
