Excretion in protozoans, Biology

Assignment Help:

Excretion in Protozoans

Excretion of metabolic wastes is dope almost exclusively by diffusion. All protozoans are ammonotelic i.e., the end product of their nitrogen metabolism is ammonia, which is readily diffused in the surrounding medium.

836_Excretion in Protozoans.png

Figure: a) Parumecium with cytopharynx, food and contractile vacuoles and nuclei b) Enlarged section of a contractile vacuole in Paramecium which collects water and expels it outside, performing osmoregulatory functions


Related Discussions:- Excretion in protozoans

Define triple sugar iron - carbohydrate utilization pattern, Define Triple ...

Define Triple Sugar iron - Carbohydrate Utilization Pattern? Triple sugar iron (TSI) agar is used to observe carbohydrate utilization pattern. The medium contains 1% concentr

Find percentage of daughters body received first degree, The Jones family w...

The Jones family was caught in a fire but escaped. Unfortunately the father and daughter suffered burns. The father had second degree burns on his chest, abdomen, and both arms, an

Sterigmatocystin, These mycotoxins are structurally and biologically relat...

These mycotoxins are structurally and biologically related to the aflatoxins, and like the latter, they cause hepatocarcinogenic activity in animals. Among the organisms that prod

Effective utilization of agro- industrial by- products, Research Priorities...

Research Priorities for Effective Utilization of Agro- Industrial By- Products Biotechnology including recombinant DNA techniques provides for genetic modifications in plants a

Drawbacks of lamellar model, Drawbacks of Lamellar model This model ...

Drawbacks of Lamellar model This model does not explain the elasticity of PM. Although this model says that PM is elastic but it also states that head of lipid molecules is

Diffusion resemblance with enzymatic chemical reactions, Q. How does facili...

Q. How does facilitated diffusion present resemblance with enzymatic chemical reactions? One of the main examples of facilitated transport is the entry of glucose from the bloo

Explain changing body composition with ageing, Explain Changing Body Compos...

Explain Changing Body Composition with Ageing? With ageing, a progressive decline in the water content and the lean body mass is accompanied by an increasing proportion of body

Does the trend of the change in shape of the graph, Does the trend of the c...

Does the trend of the change in shape of the graph as temperature increases differ when a different gas is examined?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd