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Microbiology Exam Two Bio 152 Perchez Grossmont College test with complete verified solutions
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Microbiology Exam Two Bio 152 Perchez Grossmont College test with complete verified solutions
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Microbiology ExamTwo Bio 152 Perchez
Grossmont College
test with complete
verified solutions
Organic vs. Inorganic Molecule
Organic molecules have both carbon and hydrogen.
Inorganic molecules can contain carbon and
hydrogen, but not both.
Major Organic Macromolecules
Proteins, carbohydrates, nucleic acids, and lipids.
Protein: Structure and Function
Consists of long, complex chains of amino acids.
Provides structure, transportation, enzymes,
receptors, exotoxins, and communication.
Nucleic Acid: Structure and Function
Consists of long chains of nucleotides. RNA/DNA
Stores genetic material. Makes chromosome
structure, constructs proteins.
Carbohydrates: Structure and function
, Composed of simple sugars alone or linked
together into complex molecules. Provides energy
to the cell.
Lipids: Structure and Function
Dissolves in organic, nonpolar solvents (not water).
Simple lipids store energy long term. Complex
lipids. Component of cell membrane.
Which two macromolecules, if altered, could
seriously harm an organism?
Protein and nucleic acids.
Basic Amino Acid Structure
Amino group and carboxyl group bonded to a
carbon atom.
Primary Structure of Protein
Amino acid sequence.
Secondary Structure of Protein
Regional folding of sections of proteins. Two
possible motifs; alpha helix (coils) and beta-
pleated sheets (accordian folds).
Tertiary Structure of Protein
Overall folding of the protein.
Quaternary Structure of Protein
Protein is made up of two or more polypeptide
units.
General Formula of Carbohydrate
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