Which of the following are parts of the Nervous System? Choose all the apply

Nerves

Brain

Heart

Skin

Spinal Cord

Lungs

Use examples from the article to explain one positive and one negative effect that chemistry has had on society

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains