this picture shows a desert environment which is home to many lizards small mammals and cacti and other plants with short roots. this environment allows some plants and animals to live there because the soil in the desert is...

im not intirely sure but i think the anwser is d relative humidity

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.

i think the answer is a.keratin is the pigment responsible for skin color.