Biochemical Techniques Quiz
12 Questions
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Biochemical Techniques Quiz

Explore analytical techniques used in biochemistry to study biomolecules and their functions. Dive into advanced research developments and applications in the field of biochemistry.

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Questions and Answers

What is the primary purpose of biochemical techniques?

To analyze the functions of biomolecules like proteins and nucleic acids

Which technique is commonly used for separating mixtures based on their affinities?


In centrifugation, particles are separated from a solution based on their:

Size, shape, density, viscosity, and rotor speed

What is one common application of biochemical techniques in modern research?

<p>Studying the genetic material and its functions</p> Signup and view all the answers

Which technique is used to amplify a segment of DNA in molecular biology?

<p>Polymerase chain reaction (PCR)</p> Signup and view all the answers

What is the major difference between differential centrifugation and density-gradient centrifugation?

<p>Separation based on density vs. separation based on size</p> Signup and view all the answers

Which type of electrophoresis involves the movement of charged particles under an electric field?

<p>Moving boundary electrophoresis</p> Signup and view all the answers

What does spectrophotometry measure in a solution?

<p>Concentration of solutes by light absorption</p> Signup and view all the answers

Who was the first to identify DNA as a distinct molecule?

<p>Oswald Avery</p> Signup and view all the answers

Which scientist demonstrated that the enzyme urease was a pure protein and crystallized it?

<p>James B. Sumner</p> Signup and view all the answers

In what year did James Watson and Francis Crick derive the three-dimensional and double-helical model of DNA?

<p>1953</p> Signup and view all the answers

What event marked the starting point for the birth of Biochemistry according to the text?

<p>The demonstration that fermentation results from enzymes in yeast</p> Signup and view all the answers

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