Your brain sends signals to your body to release hormones that make you tired. This is done as a routine, and trying to sleep at different times will mess it up.
Hope this helps!
Answer:
Sedimentary
Because it is made is sediments
Explanation:
got it right , edge 2020
The photoreceptors would be your eyes, chemoreceptors skin, olfactory for nose and mechanoreceptors for obviously tongue hope this helps.