i need this questioned answered or... i will flunk out of science HELP ME!!! What are the end products of respiration????
CO2
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Don't worry, I'm here to help you! The end products of respiration are carbon dioxide (CO2), water (H2O), and energy in the form of adenosine triphosphate (ATP). To understand why these are the end products, let's break down the process of respiration and how to find the answer:
1. Start by understanding the process of respiration: Respiration is the process by which cells generate energy from glucose (a sugar molecule) and oxygen. It occurs in three main stages: glycolysis, the Krebs cycle, and oxidative phosphorylation.
2. During glycolysis: Glucose is broken down into two molecules of pyruvate. This process occurs in the cytoplasm of the cell and produces a small amount of ATP.
3. The Krebs cycle: Pyruvate molecules move to the mitochondria and enter the Krebs cycle, also known as the citric acid cycle. During this cycle, carbon dioxide is produced as a byproduct.
4. Oxidative phosphorylation: This is the final stage of respiration that takes place in the mitochondria. Here, the remaining energy stored in electrons is used to generate ATP through a series of chemical reactions. Water is also formed as oxygen accepts electrons and combines with hydrogen ions.
5. Putting it all together: So, the end products of respiration are carbon dioxide, water, and ATP. Carbon dioxide is released as a waste product when glucose is broken down, and water is formed through the final electron transport chain. ATP is the energy currency of the cell and is synthesized throughout respiration.
To summarize, the end products of respiration are carbon dioxide, water, and ATP. Understanding the process of respiration and the specific stages involved will help you remember the end products. Good luck with your science studies!