Can somebody help and answer which ones are connected to each other. Correctly! WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST :DDD

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

Omg imgonnafailnfiedkla use complete sentences to explain how the mass of hydrogen is conserved during cellular respiration.

What occurs when a cell engulfs large food particals