Two matching chromosomes having the same basic structure and same sequences of genes are called a Homologous chromosomes ,which is made by same pairs , centro-mere position, and staining pattern, for gene with same corresponding loci.
The same gene present at the same genes at the same loci positions .A homologous chromosomes are the set of one maternal and one paternal chromosome that pair up with each other during cell fertilization.
Its pair are similar to one another and have the same size and shape.Also they carry the same type of genetic information's. If four pair of chromosomes are present called a tetra or bivalent chromosomes.
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