Properties of Water
Identifying Macromolecules
Functions of Macromolecules
Monomers/Polymers
Random
100
What does HYDROPHOBIC mean?
does not like water or scared of water, does not dissolve in water
100
Sudan III is used to test for which macromolecule?
Lipids
100
What is the main function of Carbohydrates?
An organisms main source of energy.
100
What is the monomer of Carbohydrates?
Monosaccharide or glucose
100
What does HYDROPHILIC mean?
likes water or attracted to water, dissolves easily in water
200
What is an example of a substance that is HYDROPHILIC?
glass, sugar, basically anything that is polar
200
What do we use to test for monosaccharides?
Benedict's Solution
200
What is one main function of Lipids?
long term energy storage
used to make cell membrane
acts as insulation
200
What is a polymer of Lipids?
Triglycerides
Cholesterol
200
What is the monomer of proteins?
Amino Acids
300
Which property of water allows for some objects to rest on the surface without breaking through?
Sufrace tension
300
What is Lugol's solution used to test for?
Polysaccharides
300
What is one main function of Nucleic Acids?
To store genetic material
To transmit genetic material
To express genetic material
300
What is the monomer of Nucleic Acids?
Nucleotide
300
Which macromolecule did we NOT test for in the McMush lab?
Nucleic Acids
400
What is unique about water in it's solid state (ice)?
Solid water (ice) is less dense than liquid water, this allows ice to float in water.
400
What do we use to test for proteins?
Biuret solution
400
What are TWO functions of Proteins?
Build muscles and bones.
Act as enzymes.
Involved in transport in/out of cells.
Helps fight disease.
400
What is the polymer of Proteins?
Polypeptide
400
What type of bond forms between oxygen and hydrogen atoms WITHIN a water molecule?
Covalent bond
500
What is the cause of water's polarity?
The unequal sharing or electrons between the hydrogen and oxygen atoms in a water molecule.
500
What do we call a solution that is used to test for another substance?
Testing reagent or indicator solution
500
What makes up the cell wall in plant cells?
Cellulose
500
Name TWO polysaccharides.
Starch
Cellulose
Chitin
Glycogen
500
What is the following picture an example of?
Adhesion