Read the statement. if eating chocolate affects total calorie consumption, then increasing the amount of chocolate a person eats will increase the amount of weight a person gains. which term is the dependent variable? amount of chocolate a person eats amount of weight a person gains none of the answer choices are correct. total calorie consumption

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos