The phenomenon of expression of only one character or allels in heterozygous condition called
Human blood group show
A single gene often influences more than one phenotypes traits called
Ratio of recessive epistasis
Ratio of polymeric gene action
Linkages given by
The traits which are located on sex chromosomes called
Example of sex limited trait
The inheritance are governed by non nuclear gene called
Gene present in the cytoplasm called
Maternal inheritance in maize discovered by
Adventitious embryony shown by
Embryo sac is produced from the mega spore called
Embryo is developed from embryo sac without pollination
The progeny obtained from cross between two facultative apomicts called
Cleistogamy shown by
Stamen mature earlier
Male sterility is
In self incompatibility
Gametophytic incompatibility given by
Suppression of SI through
CMS have …
Chemical used in MS
Qualitative characters is controlled by
Quantitative characters affected by
The ratio of genetics variance to the total variance is
Progeny test given by
Progeny of single homozygous plant of self pollinated species
Self – pollination cause
Method used in segregating generations
Hardy – Weinberg law provides
Random change in gene frequency due sampling error is
The reduction in vigour and fertility due to inbreeding as
Heterosis is given by
Which ones is not correct
Hybridization is
The effect of pollen on maternal tissue of the fruit
First hybrid produce by
Mating between two same variety is called
Two parents are crossed to produce F1
Emasculation is done by
Method commonly used in cross – pollinated crops
The cross of selected plants with open pollinated variety is
Which one is incorrect are …
Variety produce by mixing seeds of several phenotypically outstanding lines and encouraging open -pollinated to produces in all combinations among the mixed lines ……
Breeding method used for disease resistance
Mutation is
Non – ionizing radiation mutagens
Base analogues is
Nullsomy is
Pairing between two or more homologous chromosomes called
Gigas mutant is
Seedless watermelon is
Autotriploid which ae highly fertile
First mam made cereals by