Which of the following statements is incorrect?
(a) For every hormone there is a gene.
(b) For every protein there is a gene.
(c) For the production of every enzyme there is a gene.
(d) For every molecule of fat there is a gene
The incorrect statement is (d) as fat molecules are not related to genes. Fats are long-chain fatty acids. Statements (a), (b), (c) are correct.
Therefore, option (d) is the correct answer.