Some opponents of the Mendelian view contended that dominant traits should increase and recessive traits should decrease in frequency, which is not what is observed in real populations.

Recessive traits may skip generations and will affect both genders equally. An example of an autosomal recessive condition is cystic fibrosis. Cystic fibrosis close cystic fibrosisA disorder that ...

If the father has thick, curly, or dark hair, the baby will likely inherit similar traits. Dominant genes, such as those for dark hair, tend to overpower recessive ones, like blonde or red hair.

Similar genes occupy the same position on both chromosomes in the pair. Alleles can be dominant or recessive. Dominant alleles will be expressed even if a recessive allele is present. Recessive ...