Function of amino acids, Biology

Assignment Help:

FUNCTION OF AMINO ACIDS

  1. Proteins are polymers of amino acids.
  2. Glycine form porphyrin nucleus in chlorophyll and heme (= haem) proteins like haemoglobin and cytochromes.
  3. Cysteine produces disulphide linkage among polypeptides.
  4. Tyrosine form skin pigment melanin and two hormones thyroxine (= thyroxin) and adrenaline.
  5. Histamine is formed during allergic inflammatory reactions. It causes dilatation of capillaries, decreases blood pressure, constricts smooth muscles (e.g., bronchi, uterus) and increases gastric secretions.
  6. Peptidolycans are structural units of prokaryotic cell wall.
  7. Glutathione is a coenzyme of oxidation-reduction reactions which consist of a tripeptide of lutamic acid, Cysterine and Glycine. The chemical is important in preventing oxidative damage to erythrocytes.
  8. Bradykinin is a powerful arteriolar dilatators and brings about increased capillary permeability.

Related Discussions:- Function of amino acids

Write short note on cholesterol, Cholesterol, from stereos (solid) and the...

Cholesterol, from stereos (solid) and the Greek chole- (bile) followed by the chemical suffix -ol for an alcohol is an organic chemical substance classified as a waxy steroid of fa

Coelom - metazoa, Coelom - Metazoa True coelom is a body cavity which ...

Coelom - Metazoa True coelom is a body cavity which arises within the embryonic mesoderm so that the cavity lies between the body wall (integument; ectoderm) and guts (endoder

Guess the number of different haploid cells, A diploid cell contains four p...

A diploid cell contains four pairs of homologous chromosomes designated C1 and C2, M1 and M2, S1 and S2, and W1 and W2. Predict the number of different haploid cells that could be

Explain vaccine of typhoid, Typhoid  Typhoid vaccine is recommended for...

Typhoid  Typhoid vaccine is recommended for travellers to developing countries in Central and South America, Africa and Asia, especially if they plan a long stay or may be livi

Explain the bioavailability of thiamin, Explain the Bioavailability of Thia...

Explain the Bioavailability of Thiamin? Thiamin is readily available from the gut from food sources (as thiamin phosphate esters). Drugs and alcohol abuse may interfere with th

Difference between distant object and near object, Difference between Dista...

Difference between Distant object and Near object - Distan t object Near object   1. Parallel light reaches to eye.   2. Ci

Respiratory organs, Respiratory Organs These are the organs regarded ...

Respiratory Organs These are the organs regarded with the gaseous exchange, i.e., intake .of oxygen and output of carbon dioxide. They have generally greater rate of gas exch

What is the probability of carrier of the recessive allele, Two parents who...

Two parents who are each known to be carriers of an autosomal recessive allele have four children. None of the children has the recessive condition. What is the probability that

How can we check bp without stethoscope, How can we check BP without stetho...

How can we check BP without stethoscope In this case the procedure is same except you place your hand on radial pulse. You can read systolic pressure only by this method. -

Distal convoluted tubule, Normal 0 false false false EN...

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

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