Macromolecules
Presentation
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Science
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9th Grade
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Practice Problem
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Easy
Standards-aligned
Shane Daniels
Used 347+ times
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6 Slides • 4 Questions
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Macromolecules
Key Terms!
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Macromolecules
Macromolecule: a molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.
Polymer: A polymer is a substance or material consisting of very large molecules, or macromolecules.
Monomer: a molecule that can be bonded to other identical molecules to form a polymer.
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Poll
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Cellulose
an insoluble substance which is the main material of plant cell walls and of vegetable fibers such as cotton.
Insoluble = does not dissolve in water
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Multiple Choice
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Hydrogen and Covalent Bonds
Hydrogen Bond: a weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.
Covalent Bond: the bond formed by the sharing of a pair of electrons by two atoms.
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Multiple Choice
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Single and Double Bonds
Covalent bonds that share electrons.
Single bond: 2 atoms share a pair of electrons
Double Bond: 2 atoms share 2 pairs of electrons
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Poll
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Water Molecule
A water molecule consists of two atoms of hydrogen linked by covalent bonds to the same atom of oxygen.
Macromolecules
Key Terms!
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