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

Disaster, The Word 'disaster' is believed to be originating from the French...

The Word 'disaster' is believed to be originating from the French word 'Disastre' which is a combination of two words 'des' meaning bad and 'astre' meaning star. Thus this term ref

Discuss about the common migraine, Discuss about the Common migraine Th...

Discuss about the Common migraine This is the most frequent type, occurring in more than 80% of migraine sufferers. There is no clear aura as there is in classic migraine, but

Is all the cartilage in the body the same, Q. Is all the cartilage in the b...

Q. Is all the cartilage in the body the same? There are 3 types of cartilage in the human body: 1) hyaline cartilage; 2) elastic cartilage and 3) fibrocartilage. Hyaline cartil

Seed dormancy - plant growth substances, Seed Dormancy - Plant Growth Subst...

Seed Dormancy - Plant Growth Substances Seed dormancy is critically important for the survival of plants. Factors involved in seed dormancy are: A. Environmental Factors

How does vitamin c act in the body, Q. How does vitamin C act in the body? ...

Q. How does vitamin C act in the body? What is the harm caused by insufficiency of vitamin C? Why was this deficiency also known as "sailors' disease"? Vitamin C, or ascorbic a

Explain the parasite-amoeba, Normal 0 false false false ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Structure of the teeth, Describe the structure of the teeth? How is this ti...

Describe the structure of the teeth? How is this tissue modified to carryout its function?

What is end-to-end anastomosis subclavian flap aortoplasty, What is End-to-...

What is End-to-End Anastomosis with Subclavian Flap Aortoplasty ? The two operations can be combined as a single procedure. Medially end-to-end anastomosis is done between the

Describe ms murmur in diastolic murmurs briefly, Describe MS Murmur in Dias...

Describe MS Murmur in Diastolic Murmurs briefly? Characteristic: Low pitched, rumbling and diastolic murmur, loudest at apex with patient in left lateral decubitus, with pre

Valvular heart diseases and its causes, Valvular Heart Diseases Normal...

Valvular Heart Diseases Normal heart valves function to maintain a uni-directional flow of blood through cardiac chambers. Two basic problems that compromise the normal functi

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