Sugar moves from low to high concentration while using a membrane protein. which of the following is true?

a. it's osmosis.
b. energy is needed to make this happen.
c. it's facilitated diffusion.
d. it's moving down the concentration gradient.

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels