Which of the following pairs of organisms is most closely related? a. a dog and a monkey b. a lizard and a bacterium c. a cat and an amoeba d. a tree and a mushroom

O'Grady wants to know if doing labs with her science class really helps them learn the material better. She decides to test this out in her two 6th grade science classes. In both classes she gives the same amount and type of notes and homework, but in one class she does labs and the other class she doesn't.