Reproduction and Survival Mechanism of Hydra Species
Hydra Species reproduce both asexually and sexually. Asexually reproduction is performed by a process known as budding. In favorable circumstances, the numbers will be multiplied…
Hydra Species reproduce both asexually and sexually. Asexually reproduction is performed by a process known as budding. In favorable circumstances, the numbers will be multiplied…
Sedentary lifestyle of hydra: Many coelenterates are sedentary animals. A hydra is sedentary for the greater part of its life; it does not actively seek…
The nervous system of a hydra may be said to be the most primitive type. It consists of a double nerve net, one on each…
All sponges feed holozoically. The flagella of the choanocytes beat inwards, creating inhalant currents through the ostioles. Small food particles of many types are ingested…
There are cases where seeds may be produced in a plant without the fertilization process taking place at all. This phenomenon of seed formation without…
Germination starts with the rapid uptake of water by the seed, usually through the micropyle, resulting in a dramatic increase in mass. In the broad…
The body wall of marine annelids such as Nereis, has the same general arrangement as in Lumbricus but the longitudinal muscles lie in four blocks,…
The earthworms are scarcely to be regarded as typical annelids, being specialized and modified for both the burrowing habit and for terrestrial conditions. The polychaetas…
Mineral salts are constituents of structures: Proteins are involved in the formation of structures and connective tissues and fibres with sulfur and nitrogen been the…
Organic compounds are covalent compounds that derive much of their characteristic from carbon which is the main element in them. Carbon forms 4 covalent bonds…