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Core - Cell Biology

    Chapter 2

    Biochemistry of the Cell

    2.1 : The Periodic Table and Organismal Elements01:27

    2.1 : The Periodic Table and Organismal Elements

    Elements are the smallest units of matter that cannot be broken down further by chemical processes. There are 118 known elements, but not all of these are ...

    16.4K views
    2.2 : Functional Groups02:45

    2.2 : Functional Groups

    Functional groups are a group of atoms with characteristic properties, which when linked to the carbon skeleton of a molecule, alter the properties of ...

    20.2K views
    2.3 : Types of Chemical Bonds02:36

    2.3 : Types of Chemical Bonds

    Chemical bonding theories were pioneered by American chemist Gilbert N. Lewis. He developed a model called the Lewis model to explain the type and ...

    20.0K views
    2.4 : Noncovalent Attractions in Biomolecules02:35

    2.4 : Noncovalent Attractions in Biomolecules

    Noncovalent attractions are associations within and between molecules that influence the shape and structural stability of complexes. These interactions ...

    17.4K views
    2.5 : Polymers02:34

    2.5 : Polymers

    The word polymer is derived from the Greek words “poly” which means “many” and “mer” which means “parts”. ...

    20.9K views
    2.6 : What are Lipids?01:31

    2.6 : What are Lipids?

    Lipids function as structural components of cellular membranes, in addition to acting as energy reservoirs and signaling molecules. They are thus crucial ...

    7.4K views
    2.7 : Structure of Lipids03:38

    2.7 : Structure of Lipids

    Lipids include a diverse group of compounds that are largely nonpolar in nature. This is because they are hydrocarbons that include mostly nonpolar ...

    9.3K views
    2.8 : Chemistry of Carbohydrates03:25

    2.8 : Chemistry of Carbohydrates

    Carbohydrates are an essential part of the diet in humans and animals. Grains, fruits, and vegetables are natural sources of carbohydrates that provide ...

    8.6K views
    2.9 : Nucleic Acids02:43

    2.9 : Nucleic Acids

    Nucleic acids are the most important macromolecules for the continuity of life. They carry the cell's genetic blueprint and carry instructions for its ...

    7.5K views
    2.10 : Protein and Protein Structures02:15

    2.10 : Protein and Protein Structures

    Proteins are one of the most abundant organic molecules in living systems and have the most diverse range of functions of all macromolecules. Proteins may ...

    10.3K views
    2.11 : pH Regulation in Cells01:28

    2.11 : pH Regulation in Cells

    pH plays a critical role in maintaining normal cellular activities. It helps maintain the structure and function of various proteins, dictates the charge ...

    6.0K views
    2.12 : Chemistry of the Cell02:58

    2.12 : Chemistry of the Cell

    The cell is chemically composed of water, organic molecules and inorganic ions. Water The polarity of the water molecule and its resulting hydrogen ...

    6.8K views
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