Answer:

1.Human sperm needs energy for this purpose fructose is present in sperms.

2.Planaria is a example of regeneration.

b) Fructose

b) Planaria

Explanation:

1) Fructose is produced in the male reproductive tract and is released into the semen during ejaculation hence providing energy to sperm.

2) Planaria has the ability to give rise to new planaria from their body.