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Biochemistry rev

bio chem

QuestionAnswer
Smallest unit of matter Atoms
atoms combine to make Molecules
Biochemistry the study of the molecules that make up living things
Why do biologists need to know a little chem to study living things? Atoms are held by Chemical bonds and chemical reactions happen in the body
3 types of chem bonds Ionic, Covalent, Hydrogen
Which is the strongest Covalent
Which is the weakest Hydrogen
Ionic Bond Holds atoms together by opposite charges
Covalent Bond Holds 2 atoms together through sharing electrons
Hydrogen Bonds Formed Between a Hydrogen of 1 molecule and a nitrogen or oxygen of another
4 types of organic molecules Lipids, Protein, Carbs, Nucleic Acid
Lipids Energy Storage
Protein Structure
Carbohydrates Energy
Nucleic Acids Any of a group of complex compounds found in all living cells and viruses
Difference between Organic Molecules to Inorganic molecules Inorganic molecules dont have carbonhydrogen bonds generally simple not normally found in living things Organic molecules contain carbonhydrogen bonds found in living things carbohydrates proteins lipids and nucleic acid
necessary for life Organic
Inorganic Molecule mineral, metals and salts
Organic Molecule Nitriles Nitro compounds
Diffusion The spreading of something more widely. diffusion of oxygen and carbon dioxide in and out of lungs
Chemical Reaction A process that involves rearrangement of the molecular or ionic structure of a substance function of the human organism
Metabolism The chemical processes that occur within a living organism in order to maintain life.
Enzymes A substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction
Compare Metabolism and Enzymes Enzymes speed up metabolic reactions bylowering activation energy
Explain pH scale 1-14 1 strong base 14 strong acid 7 neutral
Created by: Zig-Zag
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