Exchange of segments between non homologous chromosomes is best known as translation recombination translocation crossing over TRUE ANSWER : ? YOUR ANSWER : ?
Diethyl stilbestrol (DES), a synthetic estrogen causes centriole elongation All of these disruption of mitotic spindle chromosome lagging TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is correct when a character shows continuous variation assuming a normal distribution? Many of the variation is due to fluctuation of climate It is governed by many genes with small cumulative effect None of these It is not controlled genetically TRUE ANSWER : ? YOUR ANSWER : ?
An odd number of cross overs in inverted region will result into formation of a dicentric chromatid and acentric chromatid at anaphase I incase of double inversion none of these pericentric inversion paracentric inversion TRUE ANSWER : ? YOUR ANSWER : ?
How does dosage compensation in Drosophila occur? Hypertranscription of male X chromosome Chimerism Hypotranscription of female X chromosome X inactivation in females TRUE ANSWER : ? YOUR ANSWER : ?
Hairy wing character of Drosophila is due to due to a point mutation duplication in region of chromosome deletion in region of chromosome due to presence of additional X-chromosome TRUE ANSWER : ? YOUR ANSWER : ?
Incase of inversion when the inverted segment of chromosome includes centromere, it is known as pericentric inversion inverted inversion paracentric inversion double inversion TRUE ANSWER : ? YOUR ANSWER : ?
In a dihybrid cross, the progeny of an Fl individual (hetero2ygous for both characters) will show a phenotypic ratio of 3:1:1:3 9:3:3:1 1:1:1:1 1:2:2:1 TRUE ANSWER : ? YOUR ANSWER : ?
Transmission of a gene from male parent to female child to male grand child is known as holandric inheritance maternal inheritance quantitative inheritance criss-cross inheritance TRUE ANSWER : ? YOUR ANSWER : ?
If two genes show 50% recombination they are on same chromosome but far apart they are closely located on the same chromosome both (a) and (b) they are on different chromosomes TRUE ANSWER : ? YOUR ANSWER : ?