MICROANATOMY

ENDOCRINE ORGANS AND RESPIRATORY SYSTEM

RESPIRATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What gas is needed in order to perform respiration at the cellular level?
A
oxygen
B
carbon dioxide
C
hydrogen
D
nitrogen
Explanation: 

Detailed explanation-1: -The gas oxygen is essential to perform cellular respiration and obtain energy from your food. During aerobic cellular respiration, glucose reacts with oxygen, forming ATP that can be used by the cell. Carbon dioxide and water are created as byproducts.

Detailed explanation-2: -In cellular respiration, glucose and oxygen react to form ATP. Water and carbon dioxide are released as byproducts.

Detailed explanation-3: -Stages of Cellular Respiration Glycolysis occurs in the cytosol of the cell and does not require oxygen, whereas the Krebs cycle and electron transport occur in the mitochondria and do require oxygen.

Detailed explanation-4: -Oxygen is required in the cellular respiration in the electron transporter chain. It serves as the final electron acceptor of the electron transport chain facilitating the movement of electrons down the chain hence producing the ATP or adenosine triphosphate.

Detailed explanation-5: -Aerobic respiration occurs in the presence of the oxygen gas or O2. Oxygen oxidizes the food and breaks it into smaller molecules so that energy could be created and body organs could function properly. Was this answer helpful?

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