Abiologist hypothesizes that a squirrels body size is affected by the inclusion of a particular type of food in its diet. which is the best method the scientist could use to prove this hypothesis?

Answer take one piece of the squirrels diet away and see if anything has changed, if not give it that part back and take something else. repeat till change happens if nothing happens then change hypothesis

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.