The vertebra are part of which system Circulatory Respirator

The vertebra are part of which system? Circulatory Respiratory Skeletal Digestive Both the ovaries and testis belong to which system? Reproductive Urinary Digestive Integumentary To maintain a constant internal environment despite external factors is called.. Endocrinology Homeostasis positive feedback Phrenology Feedback systems have five parts. They are: stimulus, receptor, control center, output and ________. Nerves Positive feedback Effector Afferent pathway How is energy stored in our bodies? Chemical bonds Batteries Mitochondria The stomach Which of the following can\'t be broken down by chemistry? Atoms Cells Components Molecules Which of the following does not make up the majority of the human body? Oxygen Phosphorus Nitrogen Carbon For an atom to be stable, the protons and ______ must match in charge, lons are the exception to this rule. Electrons Neutrons Baryons Neutrinos

Solution

8 C skeletal

9. (a) reproductive system

10 (b) Homeostasis

11. (c)effector

12. (a) Chemical bonds

13. (a) atoms

Atoms cannot be broken by chemical reactions

14. (b) Phosphorous

15 (a) electrons