Which Sentence is true about cells? (A) All cells do the same job
(B) All cells are the same inside.
(C) All Living things are made of cells.
(D) All living things have the same number of cells.

The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells. Rudolf Virchow later made important contributions to this theory.

i think it's they require warm air

explanation:

tornados usually happen when it's raining right so when it's raining it cools down so if the temperature keeps changing then i think a tornado occurs sorry if it's wrong

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.