quartenary structure 47 videos
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Respiratory System
Biology The Human Body
The structure and function of the respiratory system.
respiratory system lungs gas -
Circulatory System
Biology The Human Body
The structure and function of the circulatory system.
circulatory system blood plasma veins capillaries arteries heart -
Immune System
Biology The Human Body
The structure and function of the immune system.
immune system phagocytes macrophages neutrophils b cell t cell antigens antibodies interferon inflammation -
Atomic Orbitals
Chemistry The Atom
Understanding the electronic structure of an atom.
atomic orbitals bohr schrodinger heinsburg electrons -
Ionic Bond
Chemistry Chemical Bonds
The properties and structure of ionic bonds
ionic bond metal nonmetal -
Metallic Bond
Chemistry Chemical Bonds
The properties and structure of metallic bonds.
metallic bond metals sea of electrons ductile malleable -
Covalent Bonds
Chemistry Chemical Bonds
The properties and structure of covalent bonds.
covalent bond -
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Aromatic Hydrocarbon
Chemistry Organic Chemistry
The structure of aromatic hydrocarbons.
aromatic hydrocarbon aromatic compounds benzene Faraday Pauling -
Atomic Nucleus
Physics Nuclear Physics
Understanding the structure and history of the atomic nucleus
atomic nucleus rutherford -
Cell Membrane - Cell Wall
Biology Parts of a Cell
The structure and composition of the cell membrane and of cell wall.
cell wall cell membrane cellulose chitin peptidioglycan plasma -
s-Block Elements
Chemistry The Periodic Table
The properties and electronic structure of the s-block elements.
periodic table s block alkali earth metals hydrogen -
VSEPR Model
Chemistry Chemical Bonds
How to draw the structure of a molecule using VSEPR rules.
VSPER Model -
ACT Grammar
ACT ACT English
Short, helpful video on ACT grammar by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
Commonly tested grammar punctuation and sentence structure skills -
Grants & Spending
AP US Government AP US Government Videos
Where does the money go?
Categorical grants discretionary spending funding tax structure
