Slow-wave sleep increases markedly at about 3 or 4 months of age is also known as rem sleep is also known as paradoxical sleep rarely occurs until 2 years of age

Answer;

-Increases markedly at about 3 or 4 months of age

Explanation;

-Quiet sleep, also called slow wave sleep, increases markedly at about 3 or 4 months of age.

-Slow wave sleep is a state of deep usually dreamless sleep that occurs regularly during a normal period of sleep with intervening periods of REM sleep and that is characterized by delta waves and a low level of autonomic physiological activity.

-Additionally, it is characterized by delta waves. Dreaming and sleepwalking can occur during Slow wave motion.

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.