quarts of blood to sift out about 2 quarts of waste products and extra water everyday. Kidneys also produce various hormones. The function as two main functions- excretion and osmoregulation. Excretion is the process by which waste products and other non- useful materials are eliminated from an organism. Osmoregulation is active regulation of the osmotic pressure to maintain the homeostasis of the organism’s water content. In other word‚ it keeps the organism’s fluid from becoming too diluted or
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Academic Council 25/05/2011 Item No. 4.59 UNIVERSITY OF MUMBAI Syllabus for the F.Y.B.Sc. Program: B.Sc. Course : Zoology (Credit Based Semester and Grading System with effect from the academic year 2011–2012) 1 F.Y.B.Sc. Zoology Syllabus Restructured for Credit Based and Grading System To be implemented from the Academic year 2010-2011 SEMESTER I Course Code UNIT I USZO101 II III I USZO102 II III USZO P1 TOPICS Diversity of Animal Kingdom I Life processes I Ecology Molecular basis of life
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Is Cruelty And Good Timing Direct Murder? The Scarlet Ibis is a short story written by James Hurst‚ noted particularly for its abundance of symbolism. The Scarlet Ibis is narrated through the eyes of an unnamed character we only know as "Brother"‚ who has a physically disabled little brother named Doodle. Brother is ashamed of Doodle’s shortcomings and pushes his physical strength often during their childhood. One stormy day‚ Brother’s cruelty‚ pride and impatience spurred him to abandon Doodle
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Animal "Languages" From: Fromkin‚ Victoria‚ et al. 2007. An Introduction to Language. 8th Edition. Boston: Cengage. Is language the exclusive property of the human species? The idea of talking animals is as old and as widespread among human societies as language itself. All cultures have legends in which some animal plays a speaking role. All over West Africa‚ children listen to folktales in which a "spider-man" is the hero. "Coyote" is a favorite figure in many Native American tales‚ and many an
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affinity‚ whether it is physical‚ emotional or otherwise‚ with an entity‚ which may be a community‚ place or ideal. The importance of the desire to belong can be seen in the texts‚ Romulus My Father by Raimond Gaita‚ Mao’s Last Dancer by Li Cunxin and Fiddler On The Roof by Norman Jewison‚ all which explore potential barriers to affinity. These barriers can be described as the inability to make connections due to a different cultural background‚ physical isolation and conflict caused by differing ideals
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Fight or flight response The fight or flight response is a response to a stimulus that could threaten the survival of an organism. During the fight or flight response the hypothalamus sends signals to the sympathetic nervous system. This causes the body to tense up and become more alert. The hypothalamus also releases CRF which activates the adrenal cortical system. The anterior pituitary gland begins the secrete adrenocorticotropic hormone directly into the bloodstream. When the ACTH reaches
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keep your body temperature at a constant degree. Homeostasis maintains normality in the body in many different ways. Some examples include osmoregulation‚ thermoregulation‚ chemical regulation‚ and behavioral homeostasis. While homeostasis controls these processes‚ homeostasis must also go through a separate process of its own in order for things like osmoregulation to be carried out. These “inner processes” are called negative and positive feedback. These processes will be explained in depth throughout
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Blood Water Homeostasis or Osmoregulation Osmoregulation is the process by which the body regulated the osmotic pressure of any organism’s fluids in order to keep the homeostasis of the organisms’ water level constant. Therefore osmoregulation is used to keep the bodily fluid from being too diluted or too concentrated. An osmotic pressure is used to measure the ability of water to move from one solution to another solution through osmosis. Osmotic pressure refers to tendency for a liquid solution
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Osmosis Experiment Diana Arrowood Grand Canyon University BIO-100L Biology Concepts September 16‚ 2011 Osmosis Experiment Directions Use the information below to complete the Osmosis Experiment. Materials 1 fresh baking potato Water Salt Four small containers (i.e.‚ drinking cups or clear glasses) A metric ruler Methods and Procedure 1) Place 1 cup (236 ml) of water in each of the 4 containers. In 2 of the containers‚ add 1 tablespoon (14.8 ml) of table salt and mix well until
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body fluids and excrete the end products of metabolism. All living things‚ whether aquatic or terrestrial‚ are required to osmoregulation or osmotic pressure regulation. Many of them have managed to survive at hipotónicos or hipertónicos means by physical or chemical mechanisms to avoid changes of osmotic presión in their domestic environment. Kidneys through osmoregulation absorb large amounts of water to filter blood continually‚ but contouring tubes and the loop of Henle reabsorbe virtually all
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