The 2 correct statements are "DNA uses deoxyribose and RNA uses ribose" (indicated by the first letter of each) and "DNA has thymine and RNA has uracil" (uracil is not found in DNA and thymine is not found in RNA.)
Answer
hmmm i would say a or c but i would say c
Explanation:
Eating junk food all the time and eating fat foods
Yes, Chemical reactions occur slower at lower temperatures and faster at higher temperatures. When you put a glow stick in cold water, the chemical reaction slows down but will last for a longer period of time. When you put a glow stick in hot water, the reaction speeds up but will be over quicker.
Not sure about the variable one though, sorry!