Proteins, Biology

Assignment Help:

PROTEINS

  1. Protein was discovered by Mulder.
  2. Berzilius gave the catalytic concept & gave the word protein, which means first rank.
  3. Protein holds the 1st place in body.
  4. Proteins are consists of C > O > N > H > S
  5. Proteins are macromolecules (polymer of amino acids).
  6. Only 20 amino acids participates in the formation of proteins.
  7. Proteins are large-sized mixed polymers of L- amino acids joined by peptide linkage.
  8. The macromolecules are formed of C,H,O, N and in many cases S, Fe, Cu and P element may present.
  9. Quantity of protein is different in different parts - Cow's milk - 3.5%, Blood plasma - 7%, Egg white - 11.3%, Cereals - 12%, Egg yellow - 15-17%, Pulses - 20%, Muscles - 20%, Chick's flesh - 24%, Glicenmax - 60%, Chlorella - 85%
  10. Maximum complicated.
  11. Molecular weight is high, as - 3,500 in phosvitin, 5,800 in insulin, 35,000 in pepsin, 62,000 in Hb, 1,46,000 in IgG, 3,45,000 in collagen
  12. Cannot pass from permeable membrane.
  13. Form colloidal solution.
  14. Form buffer solution.
  15. Power of contraction present.
  16. It's structure is changed by affecting with external factor as temperature. It is known as denaturation.

Related Discussions:- Proteins

Explain about the drying - methods of food processing, Explain about the Dr...

Explain about the Drying - methods of food processing? Drying is the oldest and probably the simplest way of preserving food. It is usually accomplished by the removal of water

Which aqueous solution has the lowest ph, The aqueous solution with the low...

The aqueous solution with the lowest pH is: Select one: a. 0.01 M HCl. b. 0.1 M acetic acid (pKa = 4.86). c. 0.1 M formic acid (pKa = 3.75). d. 0.1 M HCl. e. 10 t

Fowl spirochaetosis, Fowl spirochaetosis The causal agent Borrelia anse...

Fowl spirochaetosis The causal agent Borrelia anserina is a spiral-shaped organism about 8-30 um in length but commonly 14-15 um long and 0-3 um wide. The organisms are activel

Define efficiency - terminologies used in chromatography, Define Efficiency...

Define Efficiency - terminologies used in chromatography? Efficiency in chromatography is expressed as number of theoretical plates.           H =   L/N Where, H is heigh

What do you understand by pericardium, Q. What do you understand by Pericar...

Q. What do you understand by Pericardium? Pericardium is the covering sac of the heart. The pericardium prevents acute cardiac chamber dilatation. Acute pericarditis, pericardi

What are zoonotic diseases, Q. What are Zoonotic Diseases? The World He...

Q. What are Zoonotic Diseases? The World Health Organization defines Zoonoses (Zoonosis, sing.) as "Those diseases and infections, which are naturally transmitted between verte

Obelia, Economic importance of obelia

Economic importance of obelia

Determine the use of natural colourants, Determine the use of natural colou...

Determine the use of natural colourants The use of natural colourants is limited due to their instability, low tinctorial power or price disadvantage.  The trend towards natura

How many chromosomes does a human normal haploid cell have, Q. How many chr...

Q. How many chromosomes does a human normal diploid cell have? How many chromosomes does a human normal haploid cell have? How many are the sex chromosomes within each of them?

Clinical features of aortic stenosis, Q. Clinical Features of aortic stenos...

Q. Clinical Features of aortic stenosis? Patients with congenital aortic stenosis usually present in childhood or adolescence. Those with rheumatic heart disease present durin

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