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Organism's Metabolism

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Organism's Metabolism
Overview
In the cell, chemical reactions take place to help release and convert energy. For example, sugars are converted to amino acids to make proteins, but in digestion, proteins are broken down into monomers of amino acid which then are converted into sugars.
The process of cellular respiration is an example of chemical reactions.
Throughout the chapter, the cell’s metabolism will be examined to understand how it controls the chemical reactions that take place in the cell.
Section 6.1 - An Organism’s Metabolism Affects Energy and Matter
The metabolism in cells is responsible for the series of chemical activities that take place in the cell.
Metabolic Pathways
The metabolism controls the material and energy resources of the cell. Through the
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Forms of Energy
Energy is the capability to cause change. There are various forms of energy, but only one fact remains true of all forms: energy is always conserved.
One form of energy is Kinetic energy which revolves around the energy of movement.
A variation of kinetic energy is thermal energy which consists of the random motion of particles.
The transfer of this energy is known as heat.
Another form of energy does not revolve around movement. Although an object, such as a book, may not seem like it is moving, all objects possess the ability to move. Potential energy is a form of energy that if found in nonmoving objects.
Other types of energy may not affects objects, but rather chemical reactions.
Chemical energy is the potential energy stored in bonds.
Chemical energy is released through catabolic processes such as digestion. It can be stored again into more complex molecules such as glucose through anabolic pathways.
Laws of Energy Transformation
Thermodynamics shows the relationship of energy conversion between matter. There are two types of systems that show how the law of energy transformation

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