Which statement is true about a cell?
a. cells depend on the brain to divide.
b. during adulthood, the body stops producing cells.
c. all cells come from other cells.
d. organs make all of the cells in an organism.

Barbara is converting 78°f to degrees celsius. first, she subtracts 32 from 78. what is the next step?

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

The graph below compares the rates of reaction of a burning candle and an exploding firework. comparing chemical reactions what can you conclude from the graph? the reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires less energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs more rapidly than the reaction that causes a candle to burn. mark this and return