In a dihybrid cross, the progeny of an Fl individual (hetero2ygous for both characters) will show a phenotypic ratio of 1:1:1:1 3:1:1:3 1:2:2:1 9:3:3:1 TRUE ANSWER : ? YOUR ANSWER : ?
A map of chromosomes that utilizes cloned and sequenced DNA fragments rather than genetic markers is known as a cloning map a physical map none of these a genetic map TRUE ANSWER : ? YOUR ANSWER : ?
Hairy wing character of Drosophila is due to due to presence of additional X-chromosome deletion in region of chromosome duplication in region of chromosome due to a point mutation TRUE ANSWER : ? YOUR ANSWER : ?
The degree or extent to which a given genotype is expressed phenotypically in a particular individual is defined as expressivity inheritance strength penetrance environmental influence TRUE ANSWER : ? YOUR ANSWER : ?
Incase of inversion when the inverted segment of chromosome includes centromere, it is known as pericentric inversion paracentric inversion double inversion inverted inversion TRUE ANSWER : ? YOUR ANSWER : ?
If two genes show 50% recombination they are on same chromosome but far apart both (a) and (b) they are closely located on the same chromosome they are on different chromosomes TRUE ANSWER : ? YOUR ANSWER : ?
How many chromosomes are there in the budding yeast (S. cerevisiae)? 16 18 20 17 TRUE ANSWER : ? YOUR ANSWER : ?
In an organism, the chromosome number is maintained constant because of DNA duplication crossing over synapsis independent assortment TRUE ANSWER : ? YOUR ANSWER : ?
Raphanobrassica is a classical example of allopolyploidy aneuploidy None of these nullisomy TRUE ANSWER : ? YOUR ANSWER : ?
The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as inheritance percent penetrance environmental influence expressivity TRUE ANSWER : ? YOUR ANSWER : ?