How will the molecules in this illustration move as a result of diffusion

What are some things that limit population growth?

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.