Unit 1- Chemistry of Life

1.4: Properties of Biological Macromolecules

Structure and function of polymers depends on the chemical properties and assembly of their monomers Macromolecule: chains of polymers linked together Polymers: large molecule made up of monomers joined by covalent bonds Monomer: single repeating subunit Nucleic...

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1.2 Elements of Life

Carbon is essential for all life → leads to diversity, forms cell structure, and is used to build all macromolecules Diversity of organisms due to carbon's ability to build long chains of itself, bond to lots of molecules & form a wide variety of compounds...

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1.1: Structure of Water and Hydrogen Bonding

The subcomponents of biological molecules and their sequences determine the properties of that molecule Properties of Water Water: 2 hydrogen and 1 oxygen bonded together with (Polar) COVALENT bonds bcuz oxygen is more electronegative, so electrons pulled closer to it...

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Chemistry

Trace Elements: required by organisms in minute amounts Essential elements: C, H, O, N (most abundant) Atom “Smallest unit of an element; consists of nucleus of (+) protons and neutrons” Electrons orbit the nucleus Mostly energy, negligible mass Stay at fixed energy...

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