Proteins Quiz: questions and answers

1. Who recognized proteins as a distinct class of biological molecules?

William Meyars

David Marsks

Antoine Fourcroy

2. In how many classes can Proteins be divided informally?

5 main classes

4 main classes

3 main classes

3. What is the other name of fibrous proteins?

Scleroproteins

Zeloproteins

Seloproteins

4. Which kind of proteins can be found in nails and hair?

Zermine

Sirilan

Keratin

5. Which one is the main structural protein in animal bodies?

Collagen

Senarin

Cloarine

6. By whom were proteins described first?

James Keplar

Jonathan Gillbard

Gerardus Johannes Mulder

7. Who purified 1 kg of pure bovine pancreatic ribonuclease A?

Armour Hot Dog Co.

Latham Hod Dog Co.

Dave Brothers Co.

8. Who has correctly determined the amino acid sequence of insulin?

Frederick Sanger

James Craig

David Alan

9. When were proteins recognized as a distinct class of biological molecules?

15th century

17th century

18th century

10. What is the Greek word for protein?

Prutine

Protaina

Proteios

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