______ are homologous chromosomes which are similar in both the sexes.

Q. ______ are homologous chromosomes which are similar in both the sexes.

Q. Homologous chromosomes are similar but not identical.

Q. A woman has two sex chromosomes, both of them are X.

Q. Match the terms in column I with their explanations in column II.

Column - I (Term)	Column - II (Explanation)
a. Genetics	(i) Chromosomes similar in size and shape
b. Autosomes	(ii) The alternative forms of a gene
c. Recessive gene	(iii) Study of laws of inheritance of characters
d. Allele	(iv) A gene that can express only when in a similar pair
e. Homologous chromosome	(v) Chromosomes other than the pair of sex chromosomes.

Q. Assertion :Pairing and separation of pairs of chromosomes would lead to the segregation of a pair of factors they carried. Reason: Two alleles of a gene pair are located on similar sites on non-homologous chromosomes.