What is true for all cells
a) they use solar energy
b) they use photosynthesis
c) they use chemical energy
d) they use chemosynthesis

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

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Types of scientific inquiry that biologist engage in that cannot be completely controlled