Choose the correct answer:
1. The process through which respiration takes place in Amoeba
2. Identify where the reaction takes place:
\(Pyruvate\) \(\rightarrow\) \(C_2H_5OH\) \(+\) \(CO_2\) \(+\) \(H_2O\)
\(Pyruvate\) \(\rightarrow\) \(C_2H_5OH\) \(+\) \(CO_2\) \(+\) \(H_2O\)
3. Respiratory pigment in human beings is: