Biochemistry: Introduction to Cell Structure and Function
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Questions and Answers

What did Carl Neuberg define as 'Chemistry of Life'?

  • The metabolism and regulation of gene expression
  • The various molecules that occur in living cells and organisms and their chemical reaction
  • The structure and function of cellular components
  • The study of chemical processes within living organisms (correct)

Who won the Nobel Prize in Physiology or Medicine for the discovery of the DNA Double Helix?

  • Gilbert
  • Krebs
  • Watson & Crick (correct)
  • Sanger

Which of the following is NOT a common knowledge field essential to all life sciences?

  • Anthropology (correct)
  • Botany
  • Toxicology
  • Genetics

Who determined the sequence of insulin and won the Nobel Prize in Physiology or Medicine?

<p>Sanger (C)</p> Signup and view all the answers

What is the significance of biochemistry in explaining diseases in humans, animals, and plants?

<p>It provides explanations for the causes of many diseases in living organisms (B)</p> Signup and view all the answers

Who defined 'Biochemistry' as the 'Chemistry of Life'?

<p>Carl Neuberg (D)</p> Signup and view all the answers

For which discovery did Krebs win the Nobel Prize in Physiology or Medicine?

<p>Discovery of the Citric Acid Cycle (D)</p> Signup and view all the answers

Which historic event was recognized by the Nobel Prize in Chemistry in 1980?

<p>Sequencing of DNA (A)</p> Signup and view all the answers

Which field is NOT considered essential to all life sciences according to the text?

<p>Anthropology (A)</p> Signup and view all the answers

What is the main difference between prokaryotic and eukaryotic cells?

<p>Eukaryotic cells have a membrane-bound nucleus, while prokaryotic cells do not. (D)</p> Signup and view all the answers

Which type of organisms are classified as prokaryotes?

<p>Bacteria (B)</p> Signup and view all the answers

What is the function of chloroplasts in plant cells?

<p>Converting light energy into chemical energy (D)</p> Signup and view all the answers

Which organelle is responsible for detoxifying harmful substances in the cell?

<p>Peroxisomes (D)</p> Signup and view all the answers

Which scientist(s) contributed to the development of Cell Theory?

<p>Matthias Schleiden, Theodor Schwann, Rudolf Virchow (A)</p> Signup and view all the answers

What is the main function of lysosomes in animal cells?

<p>Digestion and waste removal (C)</p> Signup and view all the answers

Which scientist won the Nobel Prize in Chemistry in 1993 for the invention of the PCR method?

<p>Kary Mullis (A)</p> Signup and view all the answers

What is the main difference between prokaryotic and eukaryotic cells?

<p>Eukaryotic cells have a membrane-bound nucleus, while prokaryotic cells do not (A)</p> Signup and view all the answers

Which type of organisms are classified as prokaryotes?

<p>Bacteria (B)</p> Signup and view all the answers

What is the function of chloroplasts in plant cells?

<p>Energy production (B)</p> Signup and view all the answers

Who are credited with the development of Cell Theory?

<p>Theodor Schwann and Rudolf Virchow (C)</p> Signup and view all the answers

What is the chemical composition of DNA in animal cells?

<p>$0.4%$ RNA, $1%$ DNA, $40%$ lipids, $30%$ proteins (A)</p> Signup and view all the answers

What is the main function of lysosomes in animal cells?

<p>Waste disposal and recycling (C)</p> Signup and view all the answers

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