The fluid mosaic model explains: select one: a. why active transport occurs across a cell membrane. b. the arrangement of cell membrane components. c. the movement of sodium ions across the cell membrane. d. why fluids collect in a cell under hypotonic conditions

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.