pH
Macromolecules 1
Macromolecules 2
Enzymes 1
Enzymes 2
100
What exactly is pH?
What is THE CONCENTRATION OF H+ IONS
100
What are the 3 main Macromolecules we studied?
What is Carbohydrates, Proteins and Lipids
100
Polysaccharides are _____
What is starch *BONUS* What solution do you use to test if a starch is present? *BONUS BONUS* what color will it turn if it's a positive test?
100
What is an enzyme?
What is a Protein that acts like a biological catalyst to help speed up reaction rates
100
A process that changes one set of chemicals to another is called a _______ _______
What is Chemical reaction *BONUS* How do plants get their energy for these reactions? How do we?
200
On a pH scale ACIDS are from ____ to ____, NEUTRAL IS _, and BASES are from _____ to _____
What is 0-6.9, 7, 7.1-14 *BONUS* What would be considered a "strong" acid? *BONUS BONUS* What would be considered a "weak" base?
200
What are the 3 types of Carbohydrates?
What is Monosaccharide, Disaccharide and Polysaccharide
200
Give an example of a Polysaccharide that WE TESTED
What is noodles, potatoes, flour, bread, corn starch...
200
The Energy required to get a reaction started is called the ______ energy
What is Activation *BONUS* What do enzymes REALLY do to help speed up rxn. rates?
200
Label the parts of the chemical equation: CO2 + H2O --> H2CO3 -------a----- b -----c-----
What is a. Reactants b. Produces/Yields c. Products
300
Acids will turn litmus paper ____ and Bases turn litmus paper ____
What is Red, Blue *BONUS* What color will litmus paper and pH paper turn with a neutral?
300
Monosaccharides and Disaccharides are both examples of __
What is sugars *BONUS* What is the difference between Monosaccharides and Disaccharides?
300
________solution is used to test for a Protein
What is Biuret *BONUS* It will turn what color?
300
We use a "_____-and-_____" model to show Enzymatic reactions
What is "Lock-and-key" model *BONUS* What are so unique about enzymes?
300
The _______ comes in and binds to the enzyme before the reaction occurs The _______ are what is formed after the reaction
What is SUBSTRATE, PRODUCTS *BONUS* When it binds and the bonds are either weakened or strengthened at the "binding site" -this stage is called the _______
400
HCl (hydrochloric acid), Tomatoes and Orange juice are examples of ___________
What is Acids *BONUS* Give one example of a Base
400
You use ______ solution to test for sugars
What is Benedicts solution *BONUS* what color will it turn in the presence of a sugar?
400
Lipids are ___. Name the 2 types
What is Saturated and Unsaturated *BONUS* What are the main differences between the 2? *BONUS BONUS* How do you test?
400
2H2O2 ---> 2H20 + O2 This is an example of a __________ enzymatic reaction
What is HYDROLYSIS (DECOMPOSITION)
400
2H2O + O2 ---> 2H2O2 This is an example of a _______ reaction
What is SYNTHESIS (DEHYDRATION)
500
NaOH (Sodium Hydroxide) rates a 13.0 on the pH scale. This is a _____ (acid or base)
What is Base *BONUS* Is this considered a "strong" or a "weak" base?
500
Give an example of a monosaccharide and a disaccharide
What is Glucose and Sucrose *BONUS* What exactly "Sucrose"?
500
What Polysaccharide do we get from animals? Plants?
What is Amylase, Cellulose
500
Explain what occurs during a SYNTHESIS reaction
What is when 2 or more substrates combine to form/produce one compound/molecule *BONUS* Explain a HYDROLYSIS reaction
500
What is the main difference between a COMPOUND and a MOLECULE?
What is COMPOUNDS are 2 or more DIFFERENT elements combined and MOLECULES are 2 of the SAME elements combined *BONUS* Give an example of each
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