Zoology - Principles of Inheritance and Variation Question with Solution | TestHub
Which of these are an incorrectly matched pair of the post-Mendelian phenomenon and its example?
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In incomplete dominance, the dominant gene is not fully expressed. It is seen in the flowers of snapdragon orAntirrhinum majus.
In pleiotropy, one gene controls two or more characters. The gene causing sickle- cell anemia is a pleiotropic gene. The sickle cell HbS allele also has a pleiotropic effect on the development of many tissue and organs such as bone, lungs, kidney, spleen, heart. When many genes control one character and they have an additive effect on it, they are called polygenes.
The color of the wheat kernel is controlled by two genes. Wings inDrosophila is an example of multiple allelism. There are different alleles inDrosophilafor normal wings, notched wings, nicked wings, strap wings, and vestigial wings
