A cell at telophase stage is observed by a student in a plant brought from the field. He tells his teacher that this cell is not like other cells at telophase stage. There is no formation of cell plate and thus the cell is containing more number of chromosomes as compared to other dividing cells. This would result in
somaclonal variation
polyteny
aneuploidy
polyploidy.
Describe chromosomal disorder and describe its examples
$A$ : Turner's syndrome generally does not occur in males.
$R$ : Foetus with $44 + YO$ complement generally dies.
$XO-$ chromosomal abnormality in human beings causes
In man, which of the following genotypes and phenotypes may be the correct result of aneuploidy in sex chromosomes
Down's syndrome is an example of