16 Questions
What is the aim of biochemistry?
To describe and explain chemical processes in molecular terms
Which of the following areas does biochemistry provide essential knowledge for?
Genetics & Molecular Biology
Who is known as the Father of Biochemistry?
Carl Neuberg
Which scientist discovered the helical structure of the DNA molecule?
Francis Crick
What did Hans Adolf Krebs discover in 1953?
The biochemical steps of the Krebs cycle in carbohydrate metabolism
What is biochemistry concerned with?
Various molecules occurring in living cells and organisms with their chemical reaction
Which element is the most abundant in the human body by mass?
Oxygen
What is the primary role of hydrogen in the human body?
Structural role in organic molecules
What is the major role of nitrogen in the human body?
Component of essential organic molecules
Which element is essential for protein synthesis, maintaining the potential difference across cell membranes, and acting as second messengers in signal transduction pathways?
Phosphorus
What is the primary role of potassium in the human body?
Nerve transmission
What is the main function of calcium in the human body?
Formation of bones and teeth
Which element is a major structural element of the protein keratin found in skin and hair?
Sulfur
What is the main role of phosphorus in the human body?
Component of essential organic molecules
What is the most abundant metal in the human body by mass?
Calcium
What is the most abundant element in the universe (about 75% of total mass) and makes up around 10% of the human body by mass?
Hydrogen
This quiz covers the main elements of the human body, the definition and history of biochemistry, and an introduction to biomolecules. It aims to test your understanding of biochemistry as both a life science and a chemical science, concerned with the chemical basis of life and various molecules occurring in living cells and organisms.
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