9. Gravity and other forces affect movement within an animal's body. Which system is responsible for the
force that moves blood through the body?
Endocrine system
Circulatory system
Skeletal system
Nervous system

Scientific thinking: what clues about biology might road kill provide?

Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.

Which would be the most useful source of evidence to support mcneill's contention?