Astudent hypothesizes that increasing the levels of sugar in the diet of mice will cause weight gain. what would be the variable for the experiment? amount of sugar number of feedings type of mice weight of mice

Ausable water source is one that can be used by humans for drinking or agriculture. identify the water reservoirs as usable or unusable based on their current state. oceans rivers glaciers freshwater lakes groundwater

Draw the structure of dna nucleotide with adenine as nitrogenous base

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above