Question

Total number of tripeptides possible by mixing of valine and proline is ________

Answer 1

Answer: 8

No. of possible tripeptide :
Val & Pro is $2^3$
(1) val - val - val
(2)pro - pro - pro
(3) val - pro - pro
(4) pro - val - pro
(5) val - val - pro
(6) val - pro - val
(7)pro - pro - val
(8)pro - val - val