Adifference between the male and female reproductive 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.

How do ratio scale and diagrammatic scale work

Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo