1. (3 pt) what is the movement of molecules from an area of higher concentration to one of lower concentration? a. osmosis b. mitosis c. diffusion d. active transport 2. (3 pt) what is the movement of molecules from an area of lower concentration to one of higher concentration, with carrier molecules using energy called? a. osmosis b. mitosis c. diffusion d. active transport 3. (3 pt) what is diffusion of water across a membrane? a. osmosis b. mitosis c. cytokinesis d. active transport 4. (3 pt) where is dna found? a. vacuole b. chromosomes c. cell membrane d. golgi body

What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold

The p sub shell can hold up to 8 electrons in an atom. true or false?

What can be found in the ionosphere