Biology
Blood: Blood is essential for life. It carries oxygen and nutrients to the tissues of the body and removes waste products. It also helps to fight infection and repair damaged tissues. Blood is a red liquid that circulates throughout the body. It is made up of plasma, red blood cells, white blood cells, and platelets….
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Phylum Porifera: Phylum Porifera, commonly known as sponges, are simple multicellular organisms that are the lowest multicellular animals belonging to the kingdom Animalia. The word “Porifera” comes from Latin, meaning “pore bearer”, referring to the many pores and channels that are characteristic of their bodies. Here we will delve into the general character and classification…
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Polymorphism in Coelenterates (Cnidarians): Coelenterates, also known as cnidarians, are a diverse group of animals that include jellyfish, corals, and sea anemones. While coelenterates do not exhibit the same level of complexity and diversity in terms of polymorphism as some other animal groups. Polymorphism is a term used to describe the existence of different forms…
Water Vascular System of Starfish (Asterias: A Sea Star): The water vascular system is a unique and essential feature of starfish (Asterias) and other echinoderms. It is a hydraulic system that aids in various functions such as locomotion, feeding, respiration, and sensory perception. The water vascular system consists of a network of fluid-filled canals, tube…
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Phylum Echinodermata: The General Characters and Classification upto Classes level of Echinoderms are enterocoeouls coelomates, radial symmetry, calccareous endoskeleton and unique features of water vascular system, star like appereance and body is spherical, elongated. The phylum Echinodermata is characterized by a hard, spiny covering or skin Phylum Echinodermata- General Characteristics of Echinoderms: Echinoderms are a phylum of…
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Metamerism in Insects: Metamerism in insects is the division of the body into a series of similar repeating segments called metameres. Each metamere has its own set of organs and appendages, which allows insects to be highly specialized and efficient. The number of metameres in an insect varies depending on the species. For example, adult cockroaches have…
Metamorphosis in Insects: It is a remarkable process of transformation that insects undergo as they progress through different life stages. It involves distinct physiological and morphological changes, leading to a dramatic restructuring of the body from one form to another. it is a key feature of insect development and contributes to their ecological success and…
