Question

What is pineal gland

Answer 1

this is a gland which is present in the brain which has no function

Answer 2

The pineal gland is a small endocrinegland in the brain of animals with backbones. The pineal gland produces melatonin, a serotonin-derived hormone which modulates sleep patterns in both circadian and seasonal cycles. The shape of thegland resembles a pine cone from which it derived its name.