Contamination of food items by other living organisms is known as

Look at the photo of the leaf. which term best describes this leaf?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

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.