Conduct an Experiment To test your hypothesis, the same fertilizer from the farm will be mixed into the water of one aquarium (experimental) and the other will be left alone (control). Each will be allowed to sit for several days in sunlight. Move the slider to see the results of the experiment. 2. Describe any significant differences you observe between the experimental and control aquariums.

b is dominant over the allele for the white fur.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

b. to discover aspects of the natural world.

hopefully i .

answer; both surfaces of the membrane are nonpermeable