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Question
Which of these options are not a function of Ribosomes?
- It helps in manufacture of protein molecules
- It helps in manufacture of enzymes
- It helps in manufacture of hormones
- It helps in manufacture of starch molecules
Options
(i) and (ii)
(ii) and (iii)
(iii) and (iv)
(iv) and (i)
Solution
(iii) and (iv)
Explanation -
Ribosomes are dense, spherical, and granular particles that remain freely in the matrix or remain attached to the endoplasmic reticulum. They are not bound by a membrane and are present in both prokaryotic and eukaryotic cells. They play important role in the synthesis of proteins. All enzymes are proteins but all hormones are not proteins
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