Building blocks of proteins
Which of the following organic molecules contain both an amine and carboxyl group?
Lipids
Proteins
Cellulose
Chitin
Correct Answer : B
The basic building block of the protein is ammonia, which comprises of ammino group -NH2 and a carboxyl group, -COOH.
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Related Questions
Correct Answer is B
Explanation
The basic building block of the protein is ammonia, which comprises of ammino group -NH2 and a carboxyl group, -COOH.
Correct Answer is D
No explanation
Correct Answer is B
Explanation
Proteins are nitrogen-based compounds, which when broken down release ammonia. Ammonia is a toxic substance to the body, and sebaceous glands coverts it to urea.
Correct Answer is B
Explanation
A catalyst is substance that speeds up the rate of converting reactants to products. They do by decreasing the activation energy of a reaction. If a catalyst increases the rate of reaction, then it means that the reaction takes a smaller time to come into completion.
Catalysts can be metals, ions or biological also known as enzymes. Catalysts are not consumed when the reaction is taking place.
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