Generation of non-parental gene combination is called ______(i)______ whereas _____(ii)_____ is the physical association of genes on same chromosome. The blanks (i) and (ii) are respectively
How many of the given characters are not dominant traits selected by Morgan in his experiments.
| Brown body colour, Normal wing, White eye colour, Yellow body colour, Red eye colour |
Who prepared first chromosomal map for Drosophila?
The phenotypic ratio in F₂ generation of a dihybrid cross in which both the genes show incomplete dominance is
For ABO system of blood groups in humans, allele JA produces enzyme.
Recombination frequency is lesser when the strength of linkage between genes is
The unit of crossing over used in eukaryotic genetics is
The sum total of number of phenotype and genotype produced through dihybrid cross and trihybrid cross respectively are
