Consider the following statements.
1. Pleiotropy is the phenomenon of a single gene influencing two or more distinct phenotypic traits.
2. Phenylketonuria is a disease resulting from pleiotropy which is caused by a mutation of the gene.
Which of the statements given above is/are correct?
1
1 only
2
2 only
3
Both 1 and 2
4
Neither 1 nor 2