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Terrestrial animals are generally either ureotelic or uricotelic, not ammonotelic, why? - Biology

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प्रश्न

Terrestrial animals are generally either ureotelic or uricotelic, not ammonotelic, why?

संक्षेप में उत्तर
लघु उत्तरीय

उत्तर १

Terrestrial animals are either ureotelic or uricotelic, and not ammonotelic. This is because of the following two main reasons:

  1. Ammonia is highly toxic in nature. Therefore, it needs to be converted into a less toxic form, such as urea or uric acid.
  2.  Terrestrial animals need to conserve water. Since ammonia is soluble in water, it cannot be eliminated continuously. Hence, it is converted into urea or uric acid. These forms are less toxic and also insoluble in water. This helps terrestrial animals conserve water.
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उत्तर २

  • Amino acids, the components of protein digestion, are obtained. Living beings require amino acids in large quantities. From this, amino groups are obtained from the keto group and amino group.
  • The keto group is used in the sector of catabolism to produce energy. Ammonia is added to aquatic animals. It is poisonous and poisonous in water. More water is required to run a semester course. This is the reason why amalama is the main excretory substance of aquatic mass.
  • In excretory terrestrial animals, AmA is converted by the liver to Shutterstock. There is much less toxicity or degradation than in the Mediterranean and the United States. Basically, most terrestrial animals are excretory. Like many amphibians and mammals.
  • Animals living in dry raincoats; for example, there is a shortage of water in groups of reptiles and birds. These vegetable temperatures are created in the form of uric acid to conserve water. Uric acid is insoluble in water. It is not huge. It is discarded with stool. Reptiles, birds, insects etc. excrete uric acid.
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Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism
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अध्याय 19: Excretory Products and their Elimination - Exercises [पृष्ठ ३०१]

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एनसीईआरटी Biology [English] Class 11
अध्याय 19 Excretory Products and their Elimination
Exercises | Q 9 | पृष्ठ ३०१
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