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WorksheetsCH 2: Chemistry C4U
Total questions: 18
Worksheet time: 54mins
attraction between molecules of different substances
adhesion
cohesion
covalent bond
ionic bond
attraction between molecules of the same substance
cohesion
adhesion
enzyme
protein
nonpolar molecule composed of carbon, hydrogen, and oxygen; includes fats, oils and waxes
lipid
amino acid
carbohydrate
nucleic acid
molecular subunit of a polymer; building block of a larger molecule
monomer
substrate
enzyme
ion
polymer of nucleotides; the genetic material of organisms
nucleic acid
carbohydrate
protein
lipid
large, carbon-based molecule formed by monomers
polymer
solution
ion
atom
polymer composed of amino acids linked by peptide bonds; folds into a particular structure depending on bonds between amino acids
protein
carbohydrate
lipid
nucleic acid
Proteins are polymers formed from the monomers...
lipids
amino acids
carbohydrates
nucleic acids
Which of the following is the monomer (building block) for nucleic acids?
monosaccharides
fatty acids
amino acids
nucleotides
Which of the following are the monomers (building blocks) for lipids?
nucleic acids
amino acids
carbohydrates
glycerol and fatty acids
Which of the following has the function of storing and transmitting genetic information?
carbohydrates
proteins
lipids
nucleic acids
What does it mean when a molecule is polar?
that the molecule has unevenly distributed charges
it can be found only in the North and South Poles
that the molecule has evenly distributed charges
it turns into an ice cube
This property of water causes water molecules to be drawn together, which is why drops of water form beads on a smooth surface.
adhesion
cohesion
capillary action
heat capacity
Which of these is correct about carbohydrates?
Monosaccharides are made up of smaller polysaccharides.
Only some polysaccharides are made up of monosaccharides.
Glucose is a polysaccharide.
Monosaccharides (glucose) are used to build larger molecules like disaccharides and polysaccharides (starch).
A polar molecule ________________.
is caused by the unequal sharing of electrons
causes one side of a molecule to have a partial positive charge and the other side to have a partial negative charge
will bond with other polar molecules
all of the above are correct
Which of these are organic molecules (macromolecules). Select all that apply
Nucleic acids
Proteins
Carbohydrates
Water
Lipids
Draw a sketch of a water molecule. Include correct structure and colors, label the atoms, and show which end is positive (+) and which is negative (-).
Draw Hydrogen Bonds (H+ Bond) between any three water molecules in the picture. Accurately demonstrate where the bonds connect.
