Explain briefly how your control systems act to bring more oxygen into your body

What type of plant is good for a bioassay and where can i buy it? i only have a month.

Examine the air pressure map. which type of line is shown on the map?

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