Examples of Homologous and Analogous Structures

What do you mean by homologous structures? Well, homology represents common ancestry. In other words, when we say homologous structure, it means we are talking about two structures which have a similar origin. However, it is important to mention that though two structures have a similar origin, that...

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Introduction to the Complementary Gene Interaction

Complementary gene interaction is an intergenic or interallelic gene interaction in which two dominant genes express themselves to the same character; independently;  however, when they are combined together, they express to a different character. In other words, two dominant genes when combined, complement to each other. Complementary gene interaction is present in sweet pea (Lathyrus odoratus)....

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Concept of Intergenic and Intragenic Gene Interaction

There are mainly two types of gene interactions namely intragenic and intergenic gene interaction. First, we will discuss the intergenic gene interaction. It is an interaction between two different genes located on either the same chromosome or different chromosome. To understand this concept, I have discussed it in detail on my video below:  In the case of intragenic gene interaction,...

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Why are night blooming flowers generally white?

White is considered as the lightest color and achromatic without any hue as it fully reflects and scatters all the visible spectrum of light. White stands out dramatically with limited light. Besides, color, smell and overall form of any flower are produced for the sole purpose of pollination. During the daytime, flowers with colored petals generally attract butterflies, bees, and other insects....

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