Choose the incorrect statement.

Options

A. Failure of segregation of chromatids during cell division results in aneuploidy
B. Additiional copy of X-chromosome in males results in Klinefelter's synrdome
C. Closely located genes in a chromosome always assort independently resulting in recombinants
D. According to Mendel, recessive character never blend in heterozygous condition

Answer

C

Explanation

According to Mendel. During meiosis, chromosomes assort independetitly into gametes, such the the segregation of alleles of one gene is independent of alleles of another gene. This is stated as in Mendely third law and is known as the law of independent assortment. This law always hulds true for genes that are located on different chromosomes, but for genes on the same chromosome, it does not always hold true.