Steroids, Biology

Assignment Help:

STEROIDS

  1. They are a group of tetracyclic lipid derivatives which have a nucleus of cyclopentano-perhydrophenanthrene with phenanthrene part made of 3 hexane rings while the fourth ring is a pentane.
  2. The most common sterol is cholesterol.
  3. Ergasterol occurs in cell membranes of ergot fungi, yeast.
  4. Coprosterol is found in stool. It is formed by bacterial reduction of cholesterol.
  5. Sitosterol present in wheat germ oil.
  6. Steroids are of two types -

(i) Alcoholic steroids (Sterol) - Cholesterol, Coprosterol, 7-dehydroxycholesterol, Bile salts

(ii) Ketonic steroids (Sterone) - Ecdyson, Diosgenin, Adrenocorticoids, Sex hormone


Related Discussions:- Steroids

Determine the factors that influence manganese absorption, Determine the Fa...

Determine the Factors that Influence manganese absorption? Let us now see which factors influence Mn absorption. Major factors which may influence the absorption of this min

Echocardiography, E c h o c a r d i og r a...

E c h o c a r d i og r ap h y : It is an exceptionally useful technique for diagnosing cardiovascular diseases, particularly in small an

Explain the term fasb and iasb, Discuss FASB and IASB. Comment on at least ...

Discuss FASB and IASB. Comment on at least two specific aspect of the two standard setting boards and their role in setting accounting.

Plastids, Plastids The term plastid first used by Haeckel (1865). ...

Plastids The term plastid first used by Haeckel (1865). These are present in plants and few protists (Euglena). On the basis of function plastids are of three types

Explain the copper toxicity in human, Explain the Copper Toxicity in Human?...

Explain the Copper Toxicity in Human? Acute copper toxicity in humans is rare and occurs due to inadvertent consumption of copper salts. Symptoms include vomiting, diarrhoea, h

What is defense mechanism, What is Defense mechanism Defense mechanism...

What is Defense mechanism Defense mechanism  relate to the body's ways to protect itself from any infection or a disease

Explain some weight loss during breastfeeding, Explain some Weight Loss dur...

Explain some Weight Loss during breastfeeding? Some women may want to return quickly to their pre-pregnancy weight. It is important to remember that some women will lose more,

Aerobic based water treatment, Aerobic Based Water Treatment: Waste wat...

Aerobic Based Water Treatment: Waste water provides organic materials and inorganic nutrients to river waters; this is known as eutrophication. This promotes microbial and plan

Taxonomy, how do i classify mythical creatures into a web?

how do i classify mythical creatures into a web?

Female reproductive disorders-retained foetal membranes, Retained foetal me...

Retained foetal membranes The foetal membranes are normally expelled within 6to 12 hr after parturition in cows and buffaloes. If the foetal membranes are not voided even upto

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