Best answer: What are the two metabolic pathways?

What are the 2 metabolic pathways a cell can use?

What are the 2 metabolic pathways a cell can use and what determines which pathway is used? They are aerobic and anaerobic and are determined by oxygen.

What are the 2 types of metabolism?

Metabolism is a balancing act involving two kinds of activities that go on at the same time:

  • building up body tissues and energy stores (called anabolism)
  • breaking down body tissues and energy stores to get more fuel for body functions (called catabolism)

What are the main metabolic pathways?

In humans, the most important metabolic pathways are: glycolysis – glucose oxidation in order to obtain ATP. citric acid cycle (Krebs’ cycle) – acetyl-CoA oxidation in order to obtain GTP and valuable intermediates. oxidative phosphorylation – disposal of the electrons released by glycolysis and citric acid cycle.

What are the two types of pathways?

There are two general types of metabolic pathways: catabolic and anabolic. Catabolic pathways release energy while breaking down molecules into simpler molecules.

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What are the 2 possible pathways that a cell will undergo if the amount of oxygen in the cell is depleted?

When oxygen is present (aerobic conditions), most organisms will undergo two more steps, Kreb’s Cycle, and Electron Transport, to produce their ATP. In eukaryotes, these processes occur in the mitochondria, while in prokaryotes they occur in the cytoplasm. Overview of the cellular respiration processes.

What are the 3 metabolic pathways?

There are three metabolic pathways that provide our muscles with energy: the phosphagen pathway, the glycolytic pathway, and the oxidative pathway. The phosphagen pathway dominates high power, short duration efforts: things that take less than 10 seconds but require a huge power output.

What are the 4 types of metabolism?

Chemotrophic – The energy is obtained from externally derived chemical compounds.

1. Carbon Source

  • Autotrophic – Carbon is obtained from inorganic compounds (e.g. CO 2)
  • Heterotrophic – Carbon is obtained from organic compounds (e.g. sugars)
  • Mixotrophic – Carbon may be obtained from either inorganic or organic sources.

What are types of metabolism?

There are two categories of metabolism: catabolism and anabolism. Catabolism is the breakdown of organic matter, and anabolism uses energy to construct components of cells, such as proteins and nucleic acids.

What is metabolism and types of metabolism?

Metabolism is a term that is used to describe all chemical reactions involved in maintaining the living state of the cells and the organism. Metabolism can be conveniently divided into two categories: Catabolism – the breakdown of molecules to obtain energy. Anabolism – the synthesis of all compounds needed by the …

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What is an example of a metabolic pathway?

Recall, for instance, that cells split one glucose molecule into two pyruvate molecules by way of a ten-step process called glycolysis. This coordinated series of chemical reactions is an example of a metabolic pathway in which the product of one reaction becomes the substrate for the next reaction.

What are pathways in the body?

En Español. A biological pathway is a series of actions among molecules in a cell that leads to a certain product or a change in the cell. It can trigger the assembly of new molecules, such as a fat or protein, turn genes on and off, or spur a cell to move.

Is glycolysis a metabolic pathway?

Glycolysis is a linear metabolic pathway of enzyme-catalyzed reactions that convert glucose into two molecules of pyruvate in the presence of oxygen or into two molecules of lactate in the absence of oxygen.

What are the types of pathways?

Landscape Pathways

  • Classic Brick. A brick walkway adds timeless appeal to a landscape. …
  • Colorful Concrete. Frequently used paths should be made of a strong material that can stand up to heavy foot traffic. …
  • Casual Garden Path. …
  • Winding Walkway. …
  • Tranquil Path. …
  • Stacked Stone Steps. …
  • Dynamic Pavers. …
  • Natural Flagstone.

What are metabolic pathways quizlet?

A metabolic pathway is a series of chemical reactions occurring within a cell that are essential for its survival. … The initial substrate is converted into a product by the first enzyme in a pathway, then the product of the first reaction becomes the substrate for the second reaction.