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Biochemistry Review Game Answer Key

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Experimental Design
#1 How many variables should you change at one time? Why? One. So you know which factor affected your data.
#2 What is the purpose of a control? To have a baseline of information to compare new data to
#3 Name 4 components of a lab report Hypothesis, Materials, Procedure, Data, Analysis, Conclusion
#4 Draw/describe how you would test the affect of water temperature on water droplet cohesion of a coin. cold water, room temp water, hot water, all on a penny
#5 Provide an example of an observation vs. an inference answers vary
Biochemistry
#1 Name the CHNOPS and say why they are important. Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur; elements of life
#2 This is maybe the most important element and is considered "the backbone of life" because it can bond to itself Carbon
#3 Smallest part of an element that still has properties of that element Atom
#4 A bond is formed when two elements share a pair of these electrons
#5 If an element has 5 protons and 8 electrons, what is its overall charge? -3
Water
#1 Name the bond that occurs between molecules of water Hydrogen bond
#2 The uneven distribution of charges on the water molecule make it ___________. Polar
#3 Attractive forces that occur between the SAME substance Cohesion
#4 Attractive forces that occur between two DIFFERENT substances Adhesion
#5 Because water dissolves more substances than any other liquid, it is known as the ____________. Universal Solvent
Biomolecules 1
#1 Name the four biomolecules Carbs, Lipids, Proteins, Nucleic Acids
#2 Name the biomolecule associated with each word: 1) sugar, 2) oil, 3) DNA, 4) enzyme 1) carb, 2) lipid, 3) nucleic acid, 4) protein
#3 Cell membranes have hydrophobic and hydrophilic parts to them. These structures belong to which class of biomolecules? Lipids
#4 Which bases pair up in a DNA molecule? A-T, C-G
#5 Pick 3 biomolecules and describe their function Answers will vary
Biomolecules 2
#1 The latin word for sugar Saccharide
#2 Describe the function of enzymes Speed up the rate of chemical reactions
#3 What are the 3 naming tricks for remembering carbs, enzymes, and alochols? OSE = sugar, ASE = enzymes, OL = alcohol
#4 Name the 3 parts that make up a nucleotide phosphate group, sugar, base
#5 Pick 3 biomolecules and list their building blocks (monomers) Answers will vary
Final Question
What kinds of pets does Ms. Gately have, and how many of each are there? 2 dogs, 2 bunnies, 1 chinchilla (plus hermit crabs/fish)