EVERYDAY SCIENCE

SCIENCE

CIRCULATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The process by which cells release the energy in digested food molecules is known as ____
A
Cellular respiration
B
digestion
C
energy conversion
D
energy release
Explanation: 

Detailed explanation-1: -cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water.

Detailed explanation-2: -The process of breakdown of food in the cell with the release of energy is called cellular respiration. Cellular respiration takes place in the cells of all organisms. In the cell, the food (glucose) is broken down into carbon dioxide and water using oxygen.

Detailed explanation-3: -Glycolysis. Glycolysis is a metabolic pathway that occurs in the cytosol of the cell and splits glucose into two other molecules, called pyruvate. The free energy released in this process is used to form the high-energy compounds ATP AND NADH.

Detailed explanation-4: -Cellular respiration is a series of chemical reactions that break down glucose to produce ATP, which may be used as energy to power many reactions throughout the body. There are three main steps of cellular respiration: glycolysis, the citric acid cycle, and oxidative phosphorylation.

Detailed explanation-5: -The process in which cells make ATP is known as cellular respiration. It is the breakdown of chemical bonds in food molecules for energy. Once food has been broken down cellular respiration occurs in three stages: Glycolysis. Krebs Cycle.

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