How would you count the population of something without counting individually

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

'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.

Explain how the political influence of african americans leaders became weaker.