STD 11 - 5. Morphology flowering plants — BIOLOGY STD 11 Science — Question

Statement $I$: A protein is imagined as a line, the left end represented by first amino acid (C-terminal) and the right end represented by last amino acid ( $N$-terminal).

Statement $II$: Adult human haemoglobin, consists of $4$ subunits (two subunits of $\alpha$ type and two subunits of $\beta$ type.)

In the light of the above statements, choose the correct answer from the options given below:

 $\begin{array}{|l|l|} \hline Column\,\,-I  & Column\,\,-II \\ \hline A.\,\,Plant\,\,growth\,\,promoters & 1.\,\,Auxin \\ \hline B.\,\,Plant\,\,growth\,\,inhibitor & 2.\,\,Gibberellin \\ \hline  & 3.\,\,Abscisic\,\,acid \\ \hline  & 4.\,\,Cytokinin \\ \hline \end{array}$

$A - B$