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Molecular Biology Fundamentals Quiz

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Questions and Answers

Which of the following best describes molecular biology?

The study of classical genetics and biochemistry

The study of external appearance of organisms

The study of gene structure and functions at a molecular level (correct)

The study of interactions between DNA, RNA, and proteins

What are the three important molecules that all life depends on?

DNA, RNA, and protein (correct)

Electrons, protons, and neutrons

Carbohydrates, lipids, and nucleic acids

Enzymes, hormones, and antibodies

What does molecular biology study the interactions between?

Cells and tissues

DNA, RNA, and protein synthesis (correct)

Genes and proteins

Organs and systems

What led to the development of molecular biology?

The inability of classical genetics and biochemistry to explain the relationship between genes and proteins Signup and view all the answers

What is the phenotype of an organism?

The external appearance of an organism Signup and view all the answers

Which branch of biology seeks to understand the molecular basis of biological activity in and between cells?

Molecular biology Signup and view all the answers

Who first used the term 'molecular biology' in 1945?

William Astbury Signup and view all the answers

Who proposed the double helix model of DNA?

Francis Crick Signup and view all the answers

What is the study of the chemical and physical structure of biological macromolecules?

Molecular biology Signup and view all the answers

What did the discovery of the double helix model of DNA lead to?

The discovery of DNA in microorganisms Signup and view all the answers