Praktikum Respirasi Anaerob

Hi Hi assalamualaikum warahmatullahi wabarakatuh meet again with me Widyaningsih this time we will discuss Anaerobic transpiration practicum Pay attention so you can do it at home okay anaerobic respiration practicum the purpose of this practicum is 327 explain the stages of Anaerobic respiration correctly cadet 423 conduct anaerobic respiration or alcohol fermentation experiments correctly according to the

procedures and KD 424 make a written report on the results of anaerobic respiration experiments correctly Okay let's start and we prepare the tools and materials first you prepare a used bottle of good water then one balloon and then 2 tablespoons of granulated sugar then you prepare 2 teaspoons of yeast and enough warm water then

we talk about how this practicum works first put two teaspoons of yeast into a glass and Pour enough warm water warm yes not hot and not cold then the second is put 2 tablespoons of granulated sugar into the glass and stir until evenly Hi the third stage is put the liquid into the bottle and

attach the balloon to the mouth of the bottle must be the right one then the fourth stage is calculate the time needed for the balloon to expand You can use a stopwatch so you know when the balloon expands. Next, you fill in the table below with the results of the observed characteristics, there are bubbles in the solution,

the state of the balloon, the smell that is smelled and the temperature before and after the experiment, then you answer the questions below on the experimental report paper. The first question is why in the experiment the Hai mineral water bottle was tightly closed using a balloon. The second question is what is the function of yeast