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Can you describe what happens when milk is converted into curd or yoghurt from your understanding of proteins.


When milk is converted to curd the bacteria lactobacillus acts on the milk proteins. The tertiary and secondary structure of the protein is denatured which result in the curdling of the milk. 
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What is meant by tertiary structure of proteins ?

Draw the structure of amino acid, alanine.

Proteins have primary structure. If you are given a method to know which amino acid is at either of the two termini (ends) of a protein, can you connect this information to purify or homogeneity of a protein?

Explain composition of triglyceride.

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