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Frog is an amphibian, living both on land and in water. The amphibians are the first group among the chordates that live outside water... -
Earthworms reproduce sexually. They cannot reproduce as exually. They are hermaphrodite (monoecious) i.e. both ovaries and testes are ... -
Plastids: Plastids are cytoplasmic organelles about 5 micron in diameter and 3 micron in thickness, found freely in cytoplasm of the... -
So what is Cell? Cell is the basic structural and functional unit of living organism. It consists of microscopic mass of protoplasm ... -
The name earthworm is given to the annelid worms, because they live and burrow in the ground. Annelids are triploblastic, bilaterally symmet... -
The functional aspects of ecosystem include the flow of energy and the cycling of nutrients. Inorganic compounds are synthesized into organi... -
Plasmodium is the best known protozoan parasite of man, which causes malaria. malaria is one of the widespread tropical diseases among huma... -
5) Locomotion: Locomotion in earthworm is caused by setae and the musculature of the body wall. When as earthworm starts to crawl, the firs... -
Cytoplasmic Organelles: Ribosome : The ribosomes were first reported in plant cells by Robinson and Brown (1953) and Palage (1995). They ob... -
Origin of Life: The ability to grow and produce new forms distinguishes living organisms fron non-living objects. The origin of life on Eart...