The variety and types of life that can be supported by an ecosystem is directly affected by the number of an ecosystem has.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

'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.