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Q Comparing toxicity and the need for dilution in water how different are the uricotelic and ureotelic excretions? What are some examples of animals that present these respective types of excretion?
Urea is more water-soluble than uric acid an almost insoluble substance. Urea is also more toxic both however, are less toxic than ammonia. Some chondrichthian fishes, invertebrates, adult amphibians and mammals are ureotelic. Birds, Reptiles and most arthropods are uricotelic.
Antibodies of dissimilar specificities, which react to the same antigen, are known as polyclonal antibodies.
Spermatogenesis In multicellular organisms the reproductive process commences with the production of gametes. The gametes are the sex cells that develop inside the gonads, th
Chilling and Flower Induction Some plants flower only after passing a winter season. For example, winter wheat is sown in the autumn for harvest in the following summer. It ne
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how does chamaleon change its colour
The phases of the cardiac cycle are: 1) Atrial Systole This begins with the P-wave of the ECG. The atrio-ventricular valves are open and the ventricles are relaxed (diastole
Fibroids, also called as leiomyomas, are benign smooth muscle tumors that happen in the uterus. They grow under the influence of estrogen and progesterone, and are therefore seen i
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