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Biochemistry/Macromolecule Test
Biochemistry/Macromolecule Test
61
Biochemistry
10th Grade
10/01/2012

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Cards

Term
What are carbon-based molecules called?
Definition
organic compounds
Term
Do all living or all non-living things contain carbon?
Definition
All living things contain carbon.
Term
What is a Hydrocarbon?
Definition
A compound composed of ONLY carbon and hydrogen
Term
Are the bonds in hdrocarbons polar or non-polar?
Definition
non-polar
Term
What do hydrocarbons tend to be?
Definition
Hydrophobic
Term
-ane
Definition
Compounds of C and H that are only single bonded (saturated)
Term
-ene 
Definition
Compounds of C and H that have at least one double bond (unsaturated)
Term
-yne 
Definition
Compounds of C and H that have at least one triple bond (unsaturated)
Term
How many major groups of organic compounds does a Macromolecule contain?
Definition
4
Term
How are macromolecules formed?
Definition
By polymerization where large compounds are made by joining monomers together
Term
What is another phrase for "dehydration synthesis?"
Definition
Condensation Reaction
Term
How do you break a macromolecule?
Definition
Hydrolosis (adding water)
Term
What is the monomer of Carbohydrates?
Definition
Monosaccharides (single sugar molecules)
Term
What is the function of Carbohydrates?
Definition
Living things use carbs as their main source of energy SHORT TERM
Term
What do some plants and some animals use carbs for?
Definition
Their structure.
Term
What are 3 examples of monosaccharides
Definition
Glucose, Galactose, and Fructose
Term
What are the 3 types of Carbohydrates?
Definition
Monosaccarides, Disaccharides, Polysaccharides
Term
How are Disaccharides formed?
Definition
When two monosaccharides join together by the dehydration synthesis
Term
What are examples of Disaccharides?
Definition
Maltose, Sucrose, Lactose
Term
What is the Polymer of Carbohydrates?
Definition
Polysaccarides
Term
What are Polysaccharides used for?
Definition
They are used by many plants and animals to store sugar
Term
What are examples of Polysaccharides?
Definition
Starch, Cellulose, Glycogen
Term
file:///Users/alexkovar/Downloads/carbohydrates.png
Definition
Carbohydrate
Term
What is the monomer of lipids?
Definition
It does not have a monomer
Term
What are lipids made up of?
Definition
Glycerol and three fatty acids
Term
What is the molecular formula for Carbohydrates?
Definition
C6 H12 O6 ISOMERS
Term
What are the characteristics of lipids?
Definition

They widely vary in structure and function.

They can't dissolve in water (soluble in non-polar solvent)

Term
What are the functions of lipids?
Definition

LONG-TERM storage energy

Insulation and Protection

Chemical Messangers; surround nerve cells; myelin

Cell Membranes

Term
What are the 3 types of lipids, and what form do they take in room temp.?
Definition

Fats-solid

Oils-liquid

Waxes-hard solid

Term
Saturated Lipids
Definition

BAD

solid animal fats

causes heart disea

SINGLE bonds between carbons

Term
Unsaturated lipids
Definition

GOOD

Fish oil

Prevents heart disease

DOUBLE bonds between carbons

Term
file:///Users/alexkovar/Downloads/Lipids.png
Definition
Lipid
Term
What is the monomer of Proteins?
Definition
Amino acids
Term
How many different amino acids are there and what is important about them?
Definition
20 different amino acids, SEQUENCE is important.
Term
What is the structural importance of Proteins?
Definition
Important for cells
Term
What is the function of Proteins
Definition
-ENZYMES (chemical CATALYSTS that speed and regulate almost all chemical reactions)
Term
-ase
Definition
Lets you know it's an ENZYME
Term
What are examples of Proteins?
Definition
Structural, Defensive, Signal, Transport, and Storage
Term
What do Enzymes act like?
Definition
Biological catalysts
Term
What do enzymes do?
Definition
SPEED UP chemical reactions that take place in cells by LOWERING ACTIVE energy.
Term
file:///Users/alexkovar/Downloads/Proteins.png
Definition
Protein
Term

Label the Enzyme

file:///Users/alexkovar/Downloads/Enzyme

Definition
[image]file:///Users/alexkovar/Downloads/Enzyme.jpeg
Term

Label the Protein

file:///Users/alexkovar/Downloads/Protein Structure

Definition
file:///Users/alexkovar/Downloads/Protein Structure.jpeg
Term
What are the monomers of Nucleic Acids?
Definition
Nucleotides
Term
How many parts does a nucleotide have, what are they called?
Definition

3 parts:

5-Carbon Sugar

Phosphate Group

Nitrogenous Base

Term
What is the function of Nucleic Acids?
Definition
To store and transmit heriditary/genetic information
Term
What are the two kinds of Nucleic Acids?
Definition
DNA and RNA
Term
What are the two Nitrogenous Bases made out of?
Definition

DNA- Adenine (A), Thymine (T), Cytosine (C), Guanine (G)

RNA- Adenine (A), Uracil (U), Cytosine (C), Guanine (G)

Term

Label the Nucleic Acid

file:///Users/alexkovar/Downloads/Nucleic Acid.png

Definition
Term
What are the 4 types of macromolecules?
Definition
Carbohydrates, Lipids, Proteins, and Nucleic Acids
Term
Does a 2 to 1 ratio of hydrogen atoms to oxygen atoms exist in fatty acids?
Definition
No
Term
How many water molecules are formed when one fat molecule is produced?
Definition
3
Term
How does a glycerol molecule differ from a carbohydrate molecule?
Definition
The ratios in glycerol molecules are not 2:1 like in carbohydrate molecules
Term
How does a fatty acid molecule differ from a carbohydrate molecule?
Definition
Fatty acid is a long chain and has a specific carboxyl group on the end. Carbs are in a ring.
Term
Carboxyl Group
Definition
Carbon double-bonded to an oxygen and also bonded to a hydroxyl group
Term
Hydroxyl Group
Definition
Consists of hydrogen atom bonded to an oxygen atom, which then is bonded to the carbon
Term
Carbonyl Group
Definition
Carbon double bonded to an oxygen atom
Term
What is the arrangement found in fatty acids as well as amino acids?
Definition
Double bond of O with an O-H attached (a CARBOXYL GROUP)
Term
How do amino acid molecules differ from fatty acid molecules?
Definition
Amino group and nitrogen are in amino acids and not in fatty acids.
Term
Depeptide
Definition
The chemical combinations of two amino acids
Term
Peptide bond
Definition
Amino acids joining through a dehydration synthesis
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