Everything you need to know about molecular plant breeding ! Q. 1. What is molecular plant breeding? Ans. Molecular breeding is an important branch of plant breeding which is gaining increasing significance these days. Molecular breeding is of very recent origin. It developed In the 1980s with the evolution of DNA marker technologies. Molecular breeding is defined as a branch [...]
Everything you need to know about gene revolution in crop plants ! Q. 1. What is gene revolution? Ans. Gene revolution refers to quantum jump in the productivity of various field crops through use of transgenic cultivars. It has been achieved through the application of Agricultural Biotechnology. Hence agricultural biotechnology is referred to as the 'Evergreen Revolution' or the "Gene [...]
Everything you need to know about genetic variance ! Q. 1. What is genetic variance? Ans. The heritable portion of phenotypic (total) variance is called genetic variance. It is of three types, viz., additive, dominance and epistatic variances. Q. 2. What is additive variance? Ans. Average effects of genes on all segregating loci refer to additive variance. It is the [...]