Which of the following is not an example of mechanical control if nonnative species ?

'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.

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome

Which u.s. state lists the horned toad as its state reptile?