Water
What is the chemical formula for water? What are the 2 elements that make it up?
H2O
Hydrogen and Oxygen
What type of bond involves the sharing of electrons?
Covalent bond
List the 4 biomolecules.
Proteins, lipids, carbs, nucleic acids
What type of biomolecule is an enzyme?
Protein
Enzymes can be reused. True/False
True
What property of water allows water striders to walk on top of it?
Surface tension (cohesion)
How many electrons are in the outer shell of a stable atom?
8 (octet rule)
What biomolecule provides a quick source of energy?
Carbohydrates
What is the name for the location where the substrate binds the enzyme?
Active site
What causes the slight negative charge on the oxygen atom in a water molecule?
Electrons
What property of water is responsible for the ability of water to move against the force of gravity?
Capillary action (adhesion)
Which of the 3 bond types we learned about is the strongest?
Covalent bond
What is the building block of proteins?
Amino acids
What enzyme breaks down lactose?
Lactase
What is the monomer of lipids?
Trick question- there is none
What type of bonds exist between individual water molecules to create cohesion between molecules?
Hydrogen Bonds
In a covalent bond the electrons will be drawn more to the atom with a higher ________.
Electronegativity
What polymer can be built using glucose monomers?
Carbohydrate
Describe one situation that might lead to a decrease in enzyme activity.
presence of an inhibitor or lack of substrate
Hydrolysis reaction
What type of bond is between the oxygen and hydrogen atoms of water? (be specific... 2 part answer)
polar covalent
Nonpolar covalent
What type of reaction creates a bond between monomers to form a polymer?
Dehydration synthesis reaction
What type of inhibitor works by changing the shape of the active site?
Allosteric inhibitor
What are my kids names?
Desmond and Ace