When a sperm cell and an egg emerge, they undergo the process of fertilization and give rise to a?

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

How does science influence the decisions made about social, economic, and political issues?

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.