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

What is primary motor cortex, Q. What is Primary Motor Cortex? Located ...

Q. What is Primary Motor Cortex? Located in precentral gyrus of frontal lobe (anterior to central sulcus, which separates frontal and parietal lobes.  Neurons called pyramidal

Sorbic acid and its salts -preservative, Normal 0 false fa...

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

Classifications of mechanical cleaning devices, Q. Classifications of mecha...

Q. Classifications of mechanical cleaning devices? In general, three classifications of mechanical cleaning devices are available for the dental office. They are:  ult

What is the gel electrophoresis, Which of the following is a false stateme...

Which of the following is a false statement regarding gel electrophoresis? A. An electric current is used in order move DNA fragments by a semi-porous gel. B. Fragments of n

Define obesity - excessive fat intake, Define Obesity - Excessive Fat Intak...

Define Obesity - Excessive Fat Intake? In obesity, cutting down total energy intake or increasing output to ensure energy balance is the basic principle of prevention. Fat bein

Deficiency diseases-downer cow syndrome, Downer cow syndrome This syndr...

Downer cow syndrome This syndrome is a common sequel to milk fever. The term is commonly applied to those hypocalcaemic cows that remain recumbent for several hours before bein

Identical karyotypes and identical genomes, Q. Can two normal individuals o...

Q. Can two normal individuals of the same species with sexual reproduction have identical karyotypes and identical genomes? And how is the human karyotype usually represented?

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