The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
Did you know?
Your heart beats over 36 million times a year.
Structure of the enzyme chymotrypsin, a globular protein
Structure of chymotrypsin
Catalysis of peptide bond hydrolysis by chymotrypsin (part 1)
Catalysis of peptide bond hydrolysis by chymotrypsin (part 2)
The structure of chymotrypsin and the serine protease catalytic triad