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- 1. Multiple Choice
The part of the atom that determines how the atom behaves chemically is the
electron
proton
neutron
nucleus
- 2. Multiple Choice
Hydrophillic
polar or ionic that loves water
nonpolar that hates water
nonpolar that loves water
polar or ionic that hates water
- 3. Multiple Choice
Hydrophobic
nonpolar that hates water
polar that loves water
ionic that loves water
ionic that hates water
- 4. Multiple Choice
Cohesion
property of water that explains why water is attracted to other polar molecules
property of water that explains why water is attracted to other water molecules
property of water that explains why water defies gravity and travels up surfaces such as paper
- 5. Multiple Choice
Hydrogen bond
weak attraction between H and another electronegative atom that has a slight positive charge like O and N
covalent bond between carbons
weak attraction between two hydrogens
weak attraction between the O and the H within one water molecule
- 6. Multiple Choice
An electron is
positive
negative
neutral
- 7. Multiple Choice
Surface tension
strong intermolecular force due to hydrogen bonds between the water molecules
property of water that allows water to become attracted to other polar or ionic molecules
property of water that allows water to become attracted to other water molecules
- 8. Multiple Choice
Dehydration synthesis or condensation
process that joins two monomers while releasing a water molecule
process that joins two monomers while adding a water molecule
process that breaks a polymers while releasing a water molecule
process that breaks a polymers while adding a water molecule
- 9. Multiple Choice
Hydrolysis
Process of breaking a polymer while adding a water molecule
Process of breaking a polymer while releasing a water molecule
Process of forming a polymer while releasing a water molecule
- 10. Multiple Choice
True/False: Water is less dense as a solid
True because the hydrogen bonds expand between the water molecules and form a crystal
False because ice floats on water
True because the covalent bonds expand between the water molecules and form a crystal
- 11. Multiple Choice
Which of these are not a macromolecule
Zinc
Carbohydrates
Lipids
Proteins
Nucleic acids
- 12. Multiple Choice
Monomer
repeating building block of polymers
chain of repeating blocks
- 13. Multiple Choice
All of the following elements essential to living things except
Carbon
Nitrogen
Phosphorous
Calcium
Hydrogen
- 14. Multiple Choice
The following elements found in in carbohydrates except
Carbon
Hydrogen
Nitrogen
Oxygen
- 15. Multiple Choice
Macromolecule that is found in cell membrane and stores energy for the long term
Lipid
Carb
Protein
Nucleic acid
- 16. Multiple Choice
Components of phospholipid
hydrophilic phosphate head
hydrophibic fatty acid tail
Glucose chain
amino group
- 17. Multiple Choice
Polysaccharide
chain of monosaccharides
chain of fatty acids
amino acid
nucleotide
- 18. Multiple Choice
Primary protein structure
sequence of amino acids
alpha or beta sheet
3D model of protein due to hydrogen bonds
multiple polypeptides
- 19. Multiple Choice
Multiple polypeptides is important on the following protein structure level
primary
secundary
tertiary
quarternary
- 20. Multiple Choice
Polymers of nucleic acids
DNA
RNA
Starch
Cellulose
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