Chemistry and Biology

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Questions and Answers

Which chemical substances are involved in important life processes like photosynthesis and respiration?

  • N2, O2, CO2
  • H2O, O3, CO2, N2
  • CH4, O2, H2O, CO2
  • CO2, H2O, CH2O, O2 (correct)

What is the role of chemistry in explaining the structure and function of cellular processes?

  • Creating different forms of metabolism
  • Aiding in photosynthesis and respiration
  • Influencing nutrient cycling
  • Understanding molecular genetics and genetic engineering (correct)

What makes up living things according to the text?

  • Compounds
  • Molecules (correct)
  • Elements
  • Atoms

How does chemistry contribute to biology?

<p>Explaining the structure and function of cellular processes (D)</p> Signup and view all the answers

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Study Notes

Chemistry in Biology

  • Carbon, oxygen, hydrogen, nitrogen, and phosphorus are essential chemical substances involved in vital life processes like photosynthesis and respiration.
  • Chemistry plays a crucial role in explaining the structure and function of cellular processes, such as the conversion of light energy into chemical bonds during photosynthesis.
  • Living things are composed of biomolecules, including carbohydrates, proteins, lipids, and nucleic acids, which are made up of various chemical elements.
  • Chemistry contributes to biology by providing the molecular framework for understanding the structure, function, and interactions of biomolecules, ultimately revealing the mechanisms underlying biological processes.

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