For increased level of mannitol in transgenic tobacco plants which of the following gene is transferred? Mannitol pyrophosphorylase Mannitol dehydrogenase Mannitol synthease Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
Protoplast fusion technique generally involves isolation only hybridization between two species isolation and fusion isolation, fusion and culturing TRUE ANSWER : ? YOUR ANSWER : ?
MS medium, is found essential for initial morphogenesis of the immature embryos and to enhance callus development, when supplemented with GA3 adenine and kinetin GA3 and coconut milk adenine TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following have been used for cryo-preservation of germplasm with 90% tissue survival and 10%plant regeneration that are used in international exchange of germplasm? Embryo cultures supplemented with GA3 and coconut milk Embryo cultures Meristem tip cultures Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
cDNA clone prepared to stigma mRNA of Brassica oleracea can be used as a probe on DNA digests of segregating populations to recognize Both (a) and (b) Triticum Aegilops S alleles TRUE ANSWER : ? YOUR ANSWER : ?
In transgenic plants of Arabidipsis thaliana which of the following gene is transferred for the synthesis of PHB (polyhdroxybutyrate)? Pyrophosphorylase Polyhydroxybutyrate synthease Both (a) and (b) Acetyl Co A reductase TRUE ANSWER : ? YOUR ANSWER : ?
Microinjection technique of introducing NA is a combination of physical and biological method chemical method physical method biological method TRUE ANSWER : ? YOUR ANSWER : ?
Avermectins (AVM) are macrocyclic lactones which have potent antihelminthic and insecticidal action. They are generally derived from the mycelia of B. thrunigiensis Streptomyces avermitilis L. peruvianum P. flourescens TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following transfers a set of genes encoded in a region called T-DNA of the Ti-plasmid into cells at wound positions? L. birsutum A. tumefaciens A. sterilis L. peruvianum TRUE ANSWER : ? YOUR ANSWER : ?
The intervention in the communication system of nematodes offer several possibilities of bio control. Which of the following(s) play(s) a very important role in the host recognition? Minerals Lipid Carbohydrate moiety Protein TRUE ANSWER : ? YOUR ANSWER : ?