Planets in our solar system revolve around the sun because a.) the sub is the slowest object in our solar system b.) the sun is the most massive object in our solar system c.) the sun is the brightest object in our solar system d.) the sun is the hottest object in our solar system

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.