Dense Regular Connective Tissue Definition Dense regular connective tissue is a type of connective tissue characterized by extracellular fibers particularly collagen fibers arranged in parallel bundles. A connective tissue, which…
Table of Contents Protists Definition Protists are the eukaryotic organisms having a well-defined nucleus in their cell. They are classified as a separate group of organisms in the five-kingdom classification…
Polygenic Inheritance Definition It is defined as a type of inheritance in which the expression of a gene is different from Mendelian Inheritance. The Mendelian inheritance expresses the trait of…
Reproduction Definition The process of producing offspring by organized bodies is called reproduction. What is Reproduction? The process of producing offspring by different methods is called reproduction. Reproduction involves the…
Protein Definition In biology and biochemistry, Proteins are defined as a chain of amino acids joined together by peptide bonds. They are nutrient-rich macromolecules that provide 4cal/gram food energy. Etymology:…
Tertiary Consumers Definition Tertiary consumers are those organisms that get their nutrition from primary and secondary consumers. They are also called top carnivores. In ecology, a shape pyramid is used…
Diffusion Definition The passive movement of molecules or particles from higher concentration to lower concentration region is called diffusion. A concentration gradient is needed for the diffusion. The molecules can…
Element Definition An element is a substance made of atoms having an identical number of protons. The element cannot be decomposed by any chemical method into simpler substances. In general,…
Homologous Structures Definition The word homologous describes any sort of similarity in some ways. For example, if a pair of the chromosome have similar gene sequence and centromere location, they…
Autotrophs Definition Autotrophs are organisms that can convert inorganic materials into nutritive organic molecules. They use two different methods including photosynthesis (which involves light energy) and chemosynthesis (which involves chemical…
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