Q12 of 77 Page 61

The term ‘totipotency’ refers to the capacity of a:

Totipotency is the ability of the cell (explants) to generate the whole plant when kept in suitable conditions in vitro.


Hence, (a) is the correct option.

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10

Use of certain chemicals and radiation to change the base sequences of genes of crop plants is termed:

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The scientific process by which crop plants are enriched with certain desirable nutrients is called:

 13

Given below are a few statements regarding somatic hybridization. Choose the correct statements.

(i) protoplasts of different cells of the same plant are fused


(ii) protoplasts from cells of different species can be fused


(iii) treatment of cells with cellulase and pectinase is mandatory


(iv) the hybrid protoplast contains characters of only one parental protoplast.


 14

An explant is: