I was wondering if you had an extra heart. Mine was just stolen.

What are hormones? a. they are minerals needed for proper bone formation. b. they are the parts of the body targeted by endocrine glands. c. they are substances needed for muscle and nerve activity. d. they are substances released by endocrine glands.

Make a prediction about that person’s wellness and justify your prediction using two or more complete sentences.

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