Which of the following statements about facilitated diffusion is true? Gated proteins control the rate of diffusion.

Molecules move up the concentration gradient.

ATP is required to move molecules through the protein channels.

Molecules move from an area of low to high concentration.
Which of the following statements about active transport is true?

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

What feature of cell theory is best demonstrated in the image

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases