What invention push the study of animals further and advanced our knowledge of animal diseases?
a. printing press
b. vaccine
c. microscope
d. television

What’s the student’s scientific question

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?

Which step is the same in both forms of fermentation, as well as in cellular respiration?