To obtain virus free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?
Apical meristem only
Palisade parenchyma
Both apical and axillary meristems
Epidermis only
Pollen grains of a plant, whose $2 n=28$, are cultured to get callus by tissue culture method. What would be the number of chromosomes in the cells of the callus?
Which is correct for pomato ?
The nutrient medium for tissue culture should have
$I.$ Sucrose
$II.$ Inorganic Salts
$III.$ Amino acids
$IV.$ Vitamins
In the initial stages of protoplast culture, sorbitol/mannitol is added
Viral infection is usually absent in