Based on the experimental data, how should the two materials be classified?

material b is a superconductor and material a is not.
more information is needed to classify these materials.
both material a and material b are superconductors.
material a is a superconductor and material b is not.

Astudent conducts an experiment to determine how the amount of water given to a plant affects it growth what is the dependent variable for this experiment

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.

The two main stages of cell division are called