What are Coelomates? Definition of Coelom The coelom is a fluid-filled body cavity located between the digestive tract and the body wall, completely lined by mesodermal tissue. It provides space for organ development, movement, and a hydrostatic skeleton in many animals. Characteristics Features of Coelom Below are the special features of the coelom that distinguish … Read more
India boasts an exceptionally rich wildlife heritage, underpinned by a long-standing tradition of conservation. The ethical foundation of wildlife preservation in India can be traced to ancient times, where conservation principles were embedded within the cultural and spiritual practices of its people. These values were cultivated by sages, emphasizing the connection between humans and nature. … Read more
By Sourav Pan 3 revisions 25 min readby Sourav Pan
Population genetics is a subfield of genetics that focuses on understanding how genetic variation is distributed across populations, and how these variations evolve over time. A population, in this context, refers to a group of individuals from the same species that occupy a specific geographic area and have the potential to interbreed. Unlike isolated groups, … Read more
Population, a term derived from the Latin word populus meaning “people,” refers to a group of organisms belonging to the same species that live in a specific geographical area and have the potential to interbreed. In ecological terms, a population is an assemblage of individuals of a species that occupy a particular space at a … Read more
The term “helminthes,” originating from the Greek word helmins, translates to “worms.” However, this classification is somewhat misleading, as it encompasses a range of elongated, unsegmented invertebrates that possess bilateral symmetry. Helminthes is specifically restricted to a select group of phyla within the animal kingdom, despite the superficial resemblance these organisms share. Helminths are divided … Read more
What are Helminths? Classification of Helminths Helminths, a diverse group of invertebrates, are primarily recognized for their elongated, flat, or round bodies. They are categorized into two main classes: flatworms (Platyhelminthes), which include flukes (trematodes) and tapeworms (cestodes), and roundworms (Nematoda). The classification of helminths is essential for understanding their biology, life cycles, and modes … Read more
What are Coral Reefs? Structure of a coral polyp Coral polyps are fundamental building blocks of coral reefs, exhibiting a unique structure that facilitates their role in these vibrant ecosystems. Generally small, a typical coral polyp measures about 10 mm in length and 1 to 3 mm in diameter. Although some solitary polyps can reach … Read more
What is Metazoa? Characteristics of metazoa Metazoa, or multicellular animals, exhibit a range of distinctive characteristics that differentiate them from other life forms. Understanding these features provides insight into their complex biological organization and functional diversity. The following points outline the key characteristics of metazoans: Levels of body Organisation The levels of body organization in … Read more
By Sourav Pan 18 revisions 35 min readby Sourav Pan
CORE COURSE CORE COURSE I – NON-CHORDATES I: PROTISTS TO PSEUDOCOELOMATES Unit 1: Protista, Parazoa, and Metazoa General characteristics and classification up to classes. Study of Euglena, Amoeba, and Paramecium. Life cycle and pathogenicity of Plasmodium vivax and Entamoeba histolytica. Locomotion and reproduction in Protista. Evolution of symmetry and segmentation in Metazoa. Unit 2: Porifera … Read more
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