Drag the tiles to the correct boxes to complete the pairs. Match each description to the appropriate biome. tundra tropical rain forest tropical savanna taiga desert has warm temperatures and is dominated by grasses arrowBoth has cold winters, heavy snowfall and is dominated by conifers arrowBoth located near the equator and contains trees that form dense canopy layers arrowBoth has sparse vegetation and very cold temperatures arrowBoth is very hot and dry, and has plants that need little water arrowBoth

the answer to you question is   jet streams

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.