Baking soda, Black coffee, Distilled water, Lemon juice out of these 4 item, which the strongest acid? How do you know?

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.