MCQ
In animal cells, like muscle, during exercise when $O_{2}$ is inadequate for cellular respiration, pyruvic acid is reduced into lactic acid by
- A$O_{2}$
- BCarboxylation
- ✓Lactate dehydrogenase
- DNone of the above
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$\begin{array}{|l|l|} \hline Column\;-\;I & Column\;-\;II \\ \hline A.\;Skin & 1.\;Accessory\;digestive\;gland \\ \hline B.\;Pancreas & 2.\;Respiratory\;organ \\ \hline C.\;Genitalia & 3.\;Sensory\;organ \\ \hline D.\;Eye & 4.\;Reproductive\;organ \\ \hline & 5.\;Excretory\;organ \\ \hline \end{array}$