Ascientist randomly divided a group of 100 lab rats into two groups of 50. one group was fed regular rat chow while the other was fed the same amount of rat chow with added ddt. both groups were housed in the same room with the same environmental conditions. at the end of the experiment, rats were weighed and the mean difference calculated.

well, you see. the answer to your question is quite simple. the thing that is big, powerful, and over 9,000 is your mom.

b is the correct answer

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.