Human female differs from human male in having:
Correct answer: C. 23 homologous pairs of chromosomes
- A. 22 homologous pairs of chromosomes
- B. 22 homologous pairs of autosomes
- C. 23 homologous pairs of chromosomes
- D. One pair of sex chromosomes
Explanation
Sex chromosomes are also homologous in female (XX) whereas autosomes are homologous in both male and females both. However in male sex chromosomes (XY) are non-homologous.
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About Inheritance
Mendel's laws explain segregation, independent assortment and the prediction of genetic ratios using alleles, genotypes and phenotypes. The chapter also covers linked genes, recombination and crossing over during meiosis, then applies pedigree reasoning to X-linked recessive traits, which show different inheritance patterns in males and females.
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