The first type of respiration that arose on Earth was:

The conversion of glucose into lactic acid is a process known as:

The products of fermentation in yeast are .........

Which type of respiration probably arose first?

In animal cells,like muscle,during exercise when $O_{2}$ is inadequate for cellular respiration,pyruvic acid is reduced into lactic acid by

If fermentation is allowed to proceed in a closed vessel, what will happen?