Bessette NGS2 Sem 1 Final 2024

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

What are the main stages of cellular respiration?

Back

The main stages of cellular respiration are Glycolysis, the Krebs Cycle (Citric Acid Cycle), and the Electron Transport Chain.

Front

What is the role of oxygen in cellular respiration?

Back

Oxygen acts as the final electron acceptor in the electron transport chain, allowing for the production of ATP.

Front

What is ATP and why is it important?

Back

ATP (adenosine triphosphate) is the energy currency of the cell, providing energy for various cellular processes.

Front

What is the chemical equation for cellular respiration?

Back

The chemical equation is: C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP.

Front

What is glycolysis?

Back

Glycolysis is the first step of cellular respiration that breaks down glucose into pyruvate, producing a small amount of ATP.

Front

Where does the Krebs Cycle occur?

Back

The Krebs Cycle occurs in the mitochondria of eukaryotic cells.

Front

What are the products of the Krebs Cycle?

Back

The products of the Krebs Cycle include carbon dioxide, ATP, NADH, and FADH2.

Front

What is the electron transport chain?

Back

The electron transport chain is a series of proteins in the inner mitochondrial membrane that transfer electrons and pump protons to create a proton gradient for ATP synthesis.

Front

How does fermentation differ from cellular respiration?

Back

Fermentation is an anaerobic process that allows for energy production without oxygen, resulting in products like lactic acid or ethanol.