Very urgent giving away 50 points
sort these problems into three groups; problems with bones, problems with muscles, and other problems.
-torn muscle
-osteoporosis
-tendonitis
-scoliosis
-arthritis
-fracture
-muscular dystophy
-torn ligament

Problems with bones:

-osteoporosis

-fracture

-scoliosis

-tendonitis

Problems with muscles:

-torn muscle

-muscular dystophy

-tendonitis

Others:

-arthritis

-torn ligament

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.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.