Plants cannot use this component of the atmosphere directly; it must be modified by bacteria first.

oxygen

carbon dioxide

nitrogen

water vapor

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?

The solution inside a plant cell is approximately a 1% saline solution and a 21% nacl solution the ,cytoplasm of a plant cell will