The Unfair Game: Unit 2

Atoms & Bonds

1

Give the charge of each subatomic partical:

Proton, Neutron, Electron

Proton - Positive (+)

Neutron - Neutral (0)

Electron - Negative (-)

2

What ration of Hydrogen to Oxygen makes up one water molecule?

2 Hydrogen : 1 Oxygen

3

Which type of bond forms when atoms share electron?

Covalent Bonds

4

Which elements make water polar, and what attribute of this element cause it?

Oxygen; Because Oxygen is more electronegative than Hydrogen

5

Why do hydrogen bonds form, and how many hydrogen bonds can one water molecule hold?

Hydrogen bonds form due to the polarity of water; one water molecule can hold 4 hydrogen bonds

Water

1

Which property of water created a "film" on water's surface that let's objects float on it?

Surface Tension

2

Which property lets water molecules cling to each other, and which lets them stick to other subtances?

Cohesion; Adhesion

3

Which property of water lets solid water float?

Density - Water becomes less dense as it freezes

4

What is the reason water has such unique properties?

Water has such unique properties because water is Polar

5

Water is the "universal" ______. In salt water, what is the solute, and what is the resulting mixture called?

"Solvent" - Water

Solute - Salt

Solute + Solvent = Solution

Carbs & Lipids

1

Name the monomer and the polymer of carbohydrates?

Monomer - Monosaccharides

Polymer - Polysaccharides

2

Give one example of a carbohydrate and one example of a lipid

Carbohydrate - Sugar (Glucose)

Lipid - Fats & Butter, Phospholipids 

3

Lipids have no true what two things?

Monomers & Polymers

4

Which biomolecule is quick energy & which is long-term energy?

Carbohydrates & Lipids

5

Which elements make up carbohydrates, & Lipids?

CHO - Carbs & Lipids

Carbon 

Hydrogen 

Oxygen

Proteins & Enzymes

1

What is the monomer of proteins?

Amino Acids

2

Amino Acids covalently bond to make what? What does that fold to produce?

Amino Acids covalently bond to make Polypeptides. Polypeptides fold to produce Proteins

3

Enzymes are specialized proteins that do what to chemical reactions?

Enzymes are specialized proteins that speed up chemical reactions

4

Give an exmaple of a protein?

Enzymes, Antibodies, Cell Transporters, etc

5

Which elements make up proteins?

CHON - Proteins

Carbon

Hydrogen 

Oxygen 

Nitrogen

Nucleic Acids

1

Name the monomer and the polymer of nucleic acids

Monomer - Nucleotides

Polymer - Polynucleotides

2

Nucleic acids build what type of material?

Genetic Material - DNA & RNA

3

In DNA, which Nucleotides pair with one another?

A : T

C : G

4

Which nucleotide is found only in RNA?

U - Uracil

5

Which elements make up Nucleic Acids?

CHONP

Carbon 

Hydrogen

Oxygen 

Nitrogen

Phosphorus