There are two types of respiration, aerobic and anaerobic. Yeasts are the one's which don't need oxygen to survive.
Yes, yeast can undergo fermentation to produce energy in the absence of oxygen. This process allows yeast to survive and grow even in anaerobic conditions.
Yes, yeast can survive freezing temperatures.
A Vacume
the absence of air is "vacuum"
water,air,sunlight,correct temperature,food,absence of insects and poisons
The energy-rich compound that is broken down by yeast cells to survive is glucose. During the process of fermentation, yeast cells convert glucose into ethanol and carbon dioxide. This anaerobic process allows yeast to generate energy in the absence of oxygen, enabling them to thrive in various environments. The resulting products, ethanol and carbon dioxide, are also crucial in applications like brewing and baking.
Yeast can survive and ferment in both aerobic (with oxygen) and anaerobic (without oxygen) environments. However, yeast typically prefer aerobic conditions for better growth and metabolism.
Aerobe
no, wind is the movement of air
A Vacuum is the absence of air. So no, there is no air in a vacuum.
The chemical action of yeast on sugars is called fermentation. Yeast breaks down the sugars in the presence of oxygen to produce energy for growth and reproduction, and in the absence of oxygen to produce carbon dioxide and ethanol.
In the absence of oxygen, yeast and bacteria carry out fermentation in which they partially break down glucose to produce energy. This process yields 2 ATP molecules along with byproducts such as ethanol or lactic acid.