what are supplementary genes and I had already saw the video but it was not so clearly - Biology - Principles of Inheritance and Variation

Question

what are supplementary genes? and I had already saw the video
but it was not so clearly defined

Jahirul Mazumder · Accepted Answer

Kindly refer the link below:

https://www meritnation
com/ask-answer/question/what-are-complementary-genes-and-supplementary-genes-ratio/principles-of-inheritance-and-variation/4724774

what are supplementary genes? and I had already saw the video...but it was not so clearly defined..