Look at the picture of an electromagnet that has picked up one sewing pin. Which change could you make to allow the electromagnet to pick up more sewing pins? ( h O A. Use twice as many coils of wire around the nail. OB. Use a nail that is much larger than the one shown. O C. Use half as many coils of wire around the nail. O D. Use a nail made of a nonmagnetic material

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.