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Q Which are the organs and characteristics of the digestive system of earthworms related to the kind of diet of these animals?
Small organisms ingested together with soil particles and Earthworms eat decomposing organic material the digestive tubes of earthworms have special structures, like a muscular wall and a gizzard, that triturate the food and scratch it against the ingested soil particles. Since annelid digestion is exclusively extracellular earthworms also present in the posterior part of their digestive system structures like the typhlosole and the cecum that have the function of increasing the absorption surface of the intestine.
Define Gastrointestinal tract - Excretion of Zinc in Humans? Majority of zinc is lost from the body in faeces. Endogenous zinc in the form of enzymes or metallo-proteins is sec
Organisation of the Marine Ecosystem The oceans like lakes, exhibit zonations. First describe the various zones or regions of the oceans and then later deal with the biota occ
Determine about the prokaryotic cell While we describe in detail the structure of a eukaryotic cell, it will be useful to examine the structural features of a typical prokaryot
Workgroup A Workgroup is a group of people who are working together on the same project. The members of such a group are usually (not always) located in close physical proximi
Define about the nutritional deficiencies? The nutritional deficiencies which have been identified in the group of elderly are of total calories, protein, vitamin A, vitamin C,
Retention of water by the kidneys is regulated by a part of the brain, called the hypothalamus, that controls the secretion of antidiuretic hormone (ADH).An increased secretion of
genral charecter and classificatin of porifera
Phyium Oomycetes 1) They reproduced asexually by non-motile conidia and/or mobile flagellatedzoospores. 2) The sexual reproduction is by fusion of a male gamete with an egg
Define nutrient requirements and principles of meal planning? In this , we started our discussion with the school age and its characteristics. We learnt about the physical grow
ORIGIN OF E.R. (1 ) Originates from plasma membrane. (2 ) According to Haguenau, E.R.originates from Nebenkern (Germ center). Nebenkern is a group of conce
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