What are the four different stages of sleep?

What is true about the roles you have in your family?family roles only exist within a household. roles you have are the same even outside of the home. roles remain the same despite changing age. roles you have change with age, experience, and knowledge.

According to the article, when our sleep/wake cycle breaks down, we are at an increased risk for all but which select one: a. respiratory illnesses b. dementia c. diabetes d. heart disease

True or false a fertilized cell divides many times to form an embryo