MCQ
$DNA$ replicates semiconservatively, It was experimentally performed by.
- AErwin chargaff
- BWatson and crick
- ✓Meselson and frankin
- DHershey - chase
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$I$. Ensuring cross-pollination
$II$. Preventing self-pollination
$III$. Ensuring self-fertilisation
$IV$. Genetic control for self-fertilisation
Choose the correct statements from those given above
$\begin{array}{|l|l|} \hline Column-I & Column-II \\ \hline 1.\,\,Phaeophyceae & A.\,\,Chara \\ \hline 2.\,\,Chlorophyceae & B.\,\,Wolffia \\ \hline 3.\,\,Rhodophyceae & C.\,\,Porphyra \\ \hline 4.\,\,Angiosperms & D.\,\,Ectocarpus \\ \hline \end{array}$