Question

Что получают животные из глюкозы при помощи кислорода? Помогите пожалуйста!

Answer 1

Животные получаю энергию за счет окисления органических соединений

Answer 2

Животные получают энергию из глюкозы при помощи кислорода

Answer 3

What Animals Get from Glucose with the Help of Oxygen?

Glucose is an essential source of energy for animals, including humans. When animals metabolize glucose with the help of oxygen, they undergo a process called cellular respiration. During cellular respiration, glucose is broken down in the presence of oxygen to produce energy in the form of adenosine triphosphate (ATP).

Cellular Respiration and ATP Production

Cellular respiration occurs in the mitochondria of animal cells. It involves several steps, including glycolysis, the Krebs cycle (also known as the citric acid cycle or TCA cycle), and oxidative phosphorylation. Here's a brief overview of these steps:

1. Glycolysis: In the cytoplasm, glucose is converted into two molecules of pyruvate through a series of enzymatic reactions. This process generates a small amount of ATP and NADH.

2. Krebs Cycle: The pyruvate molecules produced in glycolysis enter the mitochondria, where they are further broken down in the Krebs cycle. This cycle generates more ATP, NADH, and FADH2.

3. Oxidative Phosphorylation: The NADH and FADH2 molecules produced in glycolysis and the Krebs cycle donate their electrons to the electron transport chain (ETC) located in the inner mitochondrial membrane. As the electrons pass through the ETC, energy is released and used to pump protons (H+) across the membrane. This creates an electrochemical gradient that drives the synthesis of ATP through a process called chemiosmosis.

Overall, the breakdown of glucose through cellular respiration produces a large amount of ATP, which is used by animals for various cellular processes, including muscle contraction, nerve impulse transmission, and biosynthesis.

Conclusion

In summary, animals obtain energy from glucose through the process of cellular respiration, which involves the breakdown of glucose in the presence of oxygen. This process generates ATP, which serves as the primary energy currency in animal cells.