In an organism, the chromosome number is maintained constant because of independent assortment synapsis DNA duplication crossing over TRUE ANSWER : ? YOUR ANSWER : ?
How many chromosomes are there in the budding yeast (S. cerevisiae)? 18 20 17 16 TRUE ANSWER : ? YOUR ANSWER : ?
Transmission of a gene from male parent to female child to male grand child is known as criss-cross inheritance holandric inheritance maternal inheritance quantitative inheritance 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 : ?
Diethyl stilbestrol (DES), a synthetic estrogen causes centriole elongation All of these disruption of mitotic spindle chromosome lagging TRUE ANSWER : ? YOUR ANSWER : ?
How does dosage compensation in Drosophila occur? Chimerism Hypertranscription of male X chromosome X inactivation in females Hypotranscription of female X chromosome 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 paracentric inversion pericentric inversion none of these double inversion TRUE ANSWER : ? YOUR ANSWER : ?
The percentage of individual with a given genotype, which exhibits the associated phenotype, is defined as penetrance expressivity environmental influence inheritance percent TRUE ANSWER : ? YOUR ANSWER : ?
Exchange of segments between non homologous chromosomes is best known as translation translocation crossing over recombination TRUE ANSWER : ? YOUR ANSWER : ?
Incase of inversion when the inverted segment of chromosome includes centromere, it is known as double inversion paracentric inversion inverted inversion pericentric inversion TRUE ANSWER : ? YOUR ANSWER : ?