Cellular Biology and Biochemistry Introduction
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Questions and Answers

What is the main fuel source used in sprinting?

Muscle ATP

What is the enzyme that breaks starch into glucose?

Amylase

What are the two main types of cells based on their structure?

Prokaryotes and Eukaryotes

What is the main function of internal membranes in eukaryotic cells?

<p>Compartmentalise functions</p> Signup and view all the answers

What type of barrier keeps some fluids from entering and leaving the cell but allows for diffusion of O2 and CO2?

<p>Hydrophobic barrier</p> Signup and view all the answers

What type of fats make the cell membrane runny?

<p>Unsaturated fats</p> Signup and view all the answers

What is the role of biochemistry and biomolecules in living organisms?

<p>Biochemistry and biomolecules are essential for carrying out various cellular functions, such as metabolism and signaling.</p> Signup and view all the answers

How does life utilize energy?

<p>Life utilizes energy by transforming chemical energy from sources like food into mechanical, electrical, and heat energy to maintain order and carry out cellular functions.</p> Signup and view all the answers

Why is the expression and transmission of genetic information important for life?

<p>The expression and transmission of genetic information are important for passing on traits, maintaining cellular functions, and ensuring the survival of species.</p> Signup and view all the answers

What are the key components of a cell related to cell biology?

<p>Cells contain various components such as the nucleus, cytoplasm, cell membrane, and organelles, each playing a specific role in cellular function.</p> Signup and view all the answers

Explain the concept of respiration in the context of cellular biology.

<p>Respiration is the process through which cells extract energy from nutrients to produce ATP, the energy currency of the cell, for various cellular activities.</p> Signup and view all the answers

How does growth and reproduction contribute to the survival of living organisms?

<p>Growth allows organisms to develop, repair, and replace cells, while reproduction ensures the continuation of genetic information and the survival of species.</p> Signup and view all the answers

What are the four types of biomolecules found inside cells?

<p>Lipids, proteins, carbohydrates, nucleic acids</p> Signup and view all the answers

Explain the concept of antibodies and their role in protecting cells.

<p>Antibodies are Y-shaped proteins that protect cells by binding to specific antigens, such as viruses, preventing them from infecting cells.</p> Signup and view all the answers

What is the function of the Ace2 receptor in the human body?

<p>The Ace2 receptor is a receptor protein found in the lungs that interacts with the spike protein of the coronavirus.</p> Signup and view all the answers

Describe the process of inductive reasoning in scientific discovery.

<p>Inductive reasoning involves analyzing large volumes of data to find patterns and draw conclusions about natural phenomena.</p> Signup and view all the answers

Explain the significance of mutations in the spike protein of a virus.

<p>Mutations in the spike protein can potentially allow the virus to evade antibodies or increase its effectiveness in infecting cells.</p> Signup and view all the answers

What are the key characteristics of a drug that scientists aim for in drug development?

<p>High affinity, selectivity, stability</p> Signup and view all the answers

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