Chemistry, 05.02.2021 20:20 jaureguilol1
Investigation: Cells come from existing cells.
Observe the two flasks, and record information about their appearance.
Day
Flask with open (broken) neck
Flask with intact neck
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Investigation: Cells are the basic unit of life.
Day
Petri dish (on left) containing agar plus nutrients
Petri dish (on right) containing agar without nutrients
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Conclusion:
Use your data to answer the following questions. Use complete sentences, and be as detailed as possible.
How did scientists discover that all living things are made of cells?
How did Pasteur’s experiment with the flasks help disprove the idea that living things could just appear or come from nonliving things like water and air?
Why are nutrients needed for living things? Describe the difference between living and nonliving things.
Answers: 2
Chemistry, 22.06.2019 20:00, Chynadoll94
Iam hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?
Answers: 1
Chemistry, 22.06.2019 21:30, emmalucilleblaha1995
Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?
Answers: 1
Investigation: Cells come from existing cells.
Observe the two flasks, and record information about...
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