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Genetics

Hydrangea: A Natural pH Indicator & Wonder of Colors

Hydrangea is one of the world’s most popular ornamental flowers that conceals a bouquet of biological and biochemical surprises. The iconic “snowball” shaped blooms of Hydrangea macrophylla show magical color variation from soil to soil. In this article, incredibly interesting facts about the natural pH indication and color variation of …

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Relationship between plant breeding and other biological sciences

Introduction Plant breeding is the science of changing the traits of plants in order to produce desired characteristics. It started with sedentary agriculture and particularly the domestication of the first agricultural plants. The development of plant breeding as a special feild of study has been associated with and dependent upon …

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Taxonomy: Genetic Marker

What is marker? Marker may be defined as “Mark of identification”. In Biology three major types of markers are used: Morphological marker (also called “classical” or “visible” markers) which are phenotypic traits. Biochemical markers, which are called isozymes- multiple forms of enzymes, including allelic variants of enzymes. A genetic marker …

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Cytoplasmic Inheritance: Transfer of Genetic Characters by Means of Autonomous Organelles

The genes of nuclear chromosome have a significant and key role in the inheritance of almost all traits from generations to generations,but altogether they cannot be considered as the sole vehicle of inheritance because certain experimental evidences suggest the occurance of certain extranuclear genes or DNA molecules in the cytoplasm …

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