MODEL RELEASED. Yeast carbon dioxide test. Student measuring the temperature of a water bath that is being used to heat a stoppered test tube containing a yeast and sucrose solution. The test tube at right (connected via a delivery tube) contains lime water that has turned cloudy. This cloudiness is a positive test for carbon dioxide,indicating that the fermentation of the yeast in the presence of heat is producing this gas | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4250 px × 4250 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |