An important benefit of the hardy personality is

A) a low rate of stress related illness
B) less need for sleep
C) better sex life
D) better fertility (ease of getting pregnant)

Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from