What are proteins, Biology

What are proteins? How can the protein diversity of living beings be explained?

Proteins are molecules made of sequences of amino acids bound by a peptide bond.

The genetic code codifies twenty dissimilar amino acids that can compose proteins. So there are many combinations of amino acid which can form polypeptide chains and for this reason protein molecules can be vastly diverse.

 

Posted Date: 7/12/2013 2:41:09 AM | Location : United States






Your posts are moderated
Related Questions

Q. Find out risk factors for coronary disease? 1) Tobacco Smoking, the single most preventable cause of death is a leading risk factor for CAD, cerebrovascular accident and


Most  RNA  molecules  are  single-stranded  but  an  RNA  molecule  should  hold regions  that  can  form  complementary   base  pairing  where  the  RNA  strand loops  back  on  i

The risk of PVE is greatest during the initial 6 months after valve surgery (particularly during the initial 5 to 6 weeks) and thereafter declines to a lower but persistent risk (0

Which type of chemical bond maintains the pairing of each chain in the DNA molecule? Ans) To form the DNA molecule, purine bases bind to pyrimidine bases by intermolecular bonds

What in Genetics is hybridization? The Hybridization in Genetics is the crossing of individuals from "pure" and different lineages in relation to a given trait that is the cros

Consider a time when the membrane voltage of a SA node cell in the heart is at its minimum value (near -80 mv).  At this time, A. all the voltage-gated calcium channels will be

Didanosine (ddl, Videx)   Didanosine is available as buffered tablets, buffered or non-buffered powder, and non-buffered enteric-coated capsules (Videx EC). Adverse effects

Particulates: These are suspended droplets, solid particles or mixture of two. So all the atmospheric substances that are not gases are called particulates. A number of term