Proteins, Biology

 

Amino Acid - compound with an amino group and a carboxyl group attached to a central carbon

  • Proteins make up 50% of dry mass of cells in our bodies
  • E.g. of proteins are
    • Hemoglobin (carries O in blood), immunoglobin (immune system), fibrin (blood clots), collagen (cartilage between bones), enzymes (biological catalysts), keratin (hair and nails)
  • Proteins are polymers of specific sequences of amino acids folded into specific 3-d shapes
  • Proteins can have 1+ chains of amino acids called peptide chains

 

Posted Date: 8/20/2012 3:13:25 PM | Location : United States







Related Discussions:- Proteins, Assignment Help, Ask Question on Proteins, Get Answer, Expert's Help, Proteins Discussions

Write discussion on Proteins
Your posts are moderated
Related Questions
Explain the Procedure for Preparation of General Purpose Media Procedure: Now prepare the media following the steps enumerated herewith: 1. Weigh and dissolve each ingredien

Please answer the following question on Sequence Y: Protein databases 1. What sequence from which organism is this sequence most similar to? 2. Can you find any homo

Explain the Evaluation of the Perimplant Marginal Tissues This is to be followed by Evaluation of the Perimplant Marginal Tissues: This includes the following parameters: 1)

Define nutrient requirements and principles of meal planning? In this , we started our discussion with the school age and its characteristics. We learnt about the physical grow

Emergency Room Management Patient may needs incubation and ventilatory support till such time that patient is able to breathe normally. In some cases: patient is admini

Q. How are the triglycerides made? Triglycerides, oils or fats, are made of one molecule of glycerol bound to three molecules of fatty acids. Hydroxyls of each one of the three

How Rb protein's phosphorylation state affects the cell cycle and cancer progression. please put link or citation of where you find information.

Are the phloem and the xylem made of living cells? The cells of phloem are living cells and the cells that constitute the xylem ducts are dead cells killed by the lignin deposi

What is the difference between plasma membrane and cell wall? Plasma membrane and cell wall is not the similar thing. Plasma membrane, also called cell membrane, is the outer m

Define species according to the biological species concept. What two problems often make this definition impractical?