Chemical produced by plants that stimulate stem elongation, seed germination and flowering

Differentiate renewable and nonrenewable resources

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water