Category: Genetics and Plant Breeding Pointers
Genetics and Plant breeding pointers 44
By Agritests |
27 Jun, 2026
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· 2n number of phenotype produced in F2 when full dominance.· 3n number of phenotype produced in F2 when no dominance· 5- bromouracil and 5 chlorouracil is a base analogue compound.· 6.25 gm proteins contain one gram of nitrogen.· A chimera having different genotype in its different tissue/cell.· A common reason for the failure of […]
Genetics and Plant breeding pointers – 43
By Agritests |
27 Jun, 2026
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Before treatment of chemical mutagen seed are usually soaking for metabolic activity. · Biffen started the disease resistant variety in year 1905.· Blakeslee (1904) describe Homothallism and Heterothallism in Rhizopus fungi.· Blakeslee and Nable (1937) described chromosome doubling action of colchicines.· Bombay green is variety of banana and developed through bud selection.· Brassica napus is […]
Genetics and plant breeding pointers 38
By Agritests |
27 Jun, 2026
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Term genetics was coined William Bateson. Ø Term heterosis was given by Shull. Ø Term horizontal and vertical resistance was given by Vanderplank. Ø Term mutation was coined by Hugo de Vries. Ø Terminator sequence in genes prevent seed germination in second season. Ø Terms prophase, metaphase and anaphase were coined by? Strasburger. Ø Test between two population variance is done by F test. Ø Test cross ratio […]