Apheliotropic gene is one which___________________?
A. Affects more than five characters B. Affects more than ten characters C. Affects only one character D. Affects more than one character
Plant Breeding and Genetics MCQs
A genetic element which can exist in more than one of the two alternative forms is known as__________________?
A. Episome B. Disome C. Mecrosome D. Peroxisome
The smallest unit of recombination in the chromosome is called___________________?
A. Gene B. Chromosome C. Citron D. Recon
The functional unit of mutation is___________________?
A. Gaston B. Recon C. Gene D. Mouton
The genetic constitution of an orgarusm is denoted by____________________?
A. Phenotype B. Genotype C. Allele D. Genome
A cross of hybrid with one of its parents is termed as____________________?
A. Hybridization B. Backcross C. Test cross D. Biohybrid
Reproduction from an unfertilized egg or reproduction without fertilization may be defined as___________________?
A. Calistoga B. Chimera C. Clone D. Inbreeding
In the F2 generation, genotypic and phenotypic ratios are identical in cases of___________________?
A. Mendel lan monohybrids B. Mendelian dihybrids C. Incomplete dominance D. None of the above
As a result of linkage and crossingover _____________________?
A. Chromatids become chromosomes B. Nuclear division come to close C. Chromosomes become half in number D. Exchange of chromosomal material
A dihybrid ratio is____________________?
A. 9:3:3:1 B. 1:1:1:1 C. 3:1 D. 27:9:9:3:3:3:1