Which pyramid is the most accurate indicator of the amount of energy available at each trophic level? explain.

Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2

Did the detergents containing enzymes work better at removing stains than those containing no enzyme? why or why not?

People who practice which of the following diets may run the risk of not getting enough iron. a. gluten free or vegan diet b. diet for managing diabetes c. vegan diet d. gluten free diet