Question

Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.

Column I	Column II
Genetics	Chromosomes are similar in size and shape.
Autosomes	The alternative forms of a gene.
Recessive gene	Study of laws of inheritance of characters
Allele	A gene that can express only when in a similar pair.
Homologous chromosomes	Chromosomes are other than the pair of sex chromosomes.

Answer 1

Change in the number or arrangement of genes in the chromosome.

Column I	Column II
Genetics	Study of laws of inheritance of characters
Autosomes	Chromosomes are other than the pair of sex chromosomes.
Recessive gene	A gene that can express only when in a similar pair.
Allele	The alternative forms of a gene.
Homologous chromosomes	Chromosomes are similar in size and shape.