I hate these things, it might just be me but I never understand how to answer these, for some reason. A little help? :)

If you want to double a batch of brownies you must have double the ingredients before you start cooking similarity a cell must double its contents including its dna prior to dividing

Ruby is conducting an investigation. an advantage of her design is that she can use a large range of variables, with that she can not be sure that one variable is the cause of another. what kind of investigation is ruby most likely conducting?

What is the net atp production at this stage of cellular respiration? 2atp aatp 32 atp 36 atp