Biology; respiration+gas exchange

October 4th

Respiration+gas exchange

Act 11.3 book page 143

A1 Is important to boil water to dry off any dissolved air.

A2 So that the yeast would not mix with the ahogar solution.

A3 To absorb the oxygen of the yeast.

A4It transport carbon dioxide from the yeast to the limewater.

A5 Alcohol

A6 If you respire near the yeast tube you would change the experiment and have a variable.


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