BIOLOGY MIDTERM EXAM REVIEW PACKET - Loudoun County …

curved neck flask, break neck, gravy with microorganisms. What were the independent (broken neck of the flask) and dependent variables (presence of microorganisms or not)in his experiment? 13. What does “spontaneous generation” mean? Life coming from nothing. How was it proven or disproven? Redi’s, Spallanzani and Pasteur’s experiments. 14. ................
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