MCQ
The primary structure of a protein molecule has.
- ATwo ends.
- BOne end.
- CThree ends.
- DNo ends.
Explanation:
Primary structure of a protein is simply the amino acid sequence of it which has two ends the carboxyl and amino terminals.
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$\begin{array}{|l|l|} \hline A & B \\ \hline 1.\,\,Succinic\,\,acid & p.\,\,12\,\,\,\,ATP \\ \hline 2.\,\,Citric\,\,acid & q.\,\,15\,\,ATP \\ \hline 3.\,\,Pyruvate & r.\,\,9\,\,\,ATP \\ \hline 4.\,\,\alpha\,\,-\,\,ketoglutaric\,\,acid & s.\,\,5\,\,\,ATP \\ \hline \end{array}$
| $(a)$ Ophura | $(i)$ Mollusca |
| $(b)$ Physalia | $(ii)$ Platyhelminthes |
| $(c)$ Pinctada | $(iii)$ Echinodermata |
| $(d)$ Planaria | $(iv)$ Coelenterata |
Select the correct option