Read the following statements $\left(\mathrm{A}-\mathrm{D}\right)$.

(A) Lactic acid fermentation releases ${\mathrm{CO}}_2$ only.

(B) Alcoholic fermentation is commonly seen in yeast and certain bacteria.

(C) One of the crucial event in aerobic respiration is the complete oxidation of pyruvate.

(D) The maximum concentration of alcohol in naturally fermented beverages is seven percent.

How many of the above statements are right?

Consider the following statements and state true or false.

A. Respiratory pathway is better to consider as amphibolic pathway.

B. Saccharomyces is used in alcoholic fermentation.

C. The correct sequence of electron acceptor in ETS is CytC, CytB, CytA and CytA₃

Read the given statements and choose the correct option

A. Yeasts poison themselves to death when the concentration of alcohol reaches about $10\%$.

B. During glucose activation phase of glycolysis, $2 \mathrm{ATP}$ are consumed.