Weathering that does not alter the chemical composition of the rock is called a. chemical weathering. c. biological weathering. b. physical weathering. d. acid weathering.

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

One reason scientists are trying to develop fuel sources from corn and sugar is because these sources are renewable fossil fuels are being depleted these crops can be widely grown all of the above

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data. % babies born at different weights % babies born in that category 6.0 6.5 in 50-555 70-75 80-8511 100-1055 which statement is a valid claim that could be made using the data in the graph? directional selection is occurring because the graph favors an extreme. mark this and retum save and exit next submit o type here to search