Our Food - Analysis, Production, Digestion

Digestion in the stomach

The digestion of proteins begins in the stomach. The gastric juices contain the enzyme pepsin along with diluted hydrochloric acid, which activates the enzyme from its precursor, pepsinogen. In the experiment, boiled fish is added to test tubes with water, enzyme solution, hydrochloric ...

Determination of the phosphoric acid content of a softdrink, complete set (interface version Cobra3 Chem-Unit)

Glycolysis (temperature measurement, with Cobra3 Basic-Unit)

Principle

Glykolyse (measurement of temperature)

Tasks

1. To depict the increase in temperature, which results, when yeast cells ferment sugar.
2. To compare the temperature curves of the solutions with and without yeast.

W ...

Glycolysis (temperature measurement) (with the Cobra3 Chem-Unit)

Principle

Glykolyse (measurement of temperature)

Tasks

1. To depict the increase in temperature, which results, when yeast cells ferment sugar.
2. To compare the temperature curves of the solutions with and witho ...