Initiation of lateral roots and vascular cambium during secondary growth takes place in cells of
Match List - I with List - II.
List - I | List - II | ||
---|---|---|---|
(a) | In Iac operon i gene codes for | (i) | transacetylase |
(b) | In Iac operon z gene codes for | (ii) | permease |
(c) | In Iac operon y gene codes for | (iii) | $$\beta$$-galactosidase |
(d) | In Iac operon a gene codes for | (iv) | Repressor |
Choose the correct answer from the options given below
To ensure that only the desired pollens fall on the stigma in artificial hybridization process
(a) the female flower buds of plant producing unisexual flowers need not be bagged.
(b) there is no need to emasculate unisexual flowers of selected female parent
(c) emasculated flowers are to be bagged immediately after cross pollination
(d) emasculated flowers are to be bagged after removal of anthers
(e) bisexual flowers, showing protogyny are never selected for cross
Choose the correct answer from the options given belows
Match List - I with List - II :
List - I | List - II | ||
---|---|---|---|
(a) | Imbricate | (i) | Calotropis |
(b) | Valvate | (ii) | Cassia |
(c) | Vexillary | (iii) | Cotton |
(d) | Twisted | (iv) | Bean |
Choose the correct answer from the options given below