Question

Which hormone responsible for keeping us awake and sometimes making us fall asleep without feeling tired. What is that?
A) Adrenaline
B) Adenosine
C) Thyroxine
D) Serotonin
& explain why??​

Answer 1

Answer:

melatonin

Hormones make us feel sleepy at night Hormone levels also influence the timing of when we feel sleepy and awake – our body clock or sleep-wake cycle. The hormone melatonin is released with darkness and tells our body it’s time to sleep.

Answer 2

Answer:

It is melatonin

Explanation:

Mark me as brainliest answer