Bio 1500 Exam 3 ACTUAL Exam Questions
and CORRECT Answers
What are the four classes of macromaolecules? - CORRECT ANSWER - Carbohydrates,
lipids, proteins, & nucleic acids
If a molecule is described as 'organic,' then what must be true? - CORRECT ANSWER - It
contains carbon
What are three examples of carbohydrates? - CORRECT ANSWER - Glucose, chitin, &
cellulose
What are three examples of lipids? - CORRECT ANSWER - Oil, wax, & fat
When a fat is "saturated", what is it saturated with? - CORRECT ANSWER - Hydrogen
What is the building block of proteins? - CORRECT ANSWER - amino acids
What is the building block of lipids? - CORRECT ANSWER - fatty acids
What is the building block of carbohydrates? - CORRECT ANSWER - simple sugar
What is the building block of nucleic acids? - CORRECT ANSWER - nucleotides
What are the characteristics of saturated fats? - CORRECT ANSWER - -solid at room
temperature
-have single bonds within the carbon chain
-usually obtained from animal sources
-do not dissolve in water easily
, Where is cellulose mostly found? - CORRECT ANSWER - Cell walls of plants (leafy
vegetables)
Phospholipids are important components of which cellular structure? - CORRECT
ANSWER - membranes
What is the result of dehydration synthesis? - CORRECT ANSWER - Two molecules form
a chemical bond with each other
What is dehydration synthesis? - CORRECT ANSWER - Dehydration synthesis is when
you remove one H2O molecule to combine two reactants (creates polymers)
What is the result of hydrolysis? - CORRECT ANSWER - The molecule is split into two
products (ex starch broken into simple sugars)
What is hydrolysis? - CORRECT ANSWER - Hydrolysis is the separation of two reactants
by adding H2O molecule (creates monomers)
Biological macromolecules are ________, that are constructed from ________ . - CORRECT
ANSWER - polymers, monomers
Why do cells perform cellular respiration? - CORRECT ANSWER - to create ATP
What are the inputs of cellular respiration? - CORRECT ANSWER - oxygen & glucose
What are the three steps of cellular respiration? - CORRECT ANSWER - 1. Glycolysis
2. Pyruvate Prep/Citric Acid
3. Electron Transport Chain
and CORRECT Answers
What are the four classes of macromaolecules? - CORRECT ANSWER - Carbohydrates,
lipids, proteins, & nucleic acids
If a molecule is described as 'organic,' then what must be true? - CORRECT ANSWER - It
contains carbon
What are three examples of carbohydrates? - CORRECT ANSWER - Glucose, chitin, &
cellulose
What are three examples of lipids? - CORRECT ANSWER - Oil, wax, & fat
When a fat is "saturated", what is it saturated with? - CORRECT ANSWER - Hydrogen
What is the building block of proteins? - CORRECT ANSWER - amino acids
What is the building block of lipids? - CORRECT ANSWER - fatty acids
What is the building block of carbohydrates? - CORRECT ANSWER - simple sugar
What is the building block of nucleic acids? - CORRECT ANSWER - nucleotides
What are the characteristics of saturated fats? - CORRECT ANSWER - -solid at room
temperature
-have single bonds within the carbon chain
-usually obtained from animal sources
-do not dissolve in water easily
, Where is cellulose mostly found? - CORRECT ANSWER - Cell walls of plants (leafy
vegetables)
Phospholipids are important components of which cellular structure? - CORRECT
ANSWER - membranes
What is the result of dehydration synthesis? - CORRECT ANSWER - Two molecules form
a chemical bond with each other
What is dehydration synthesis? - CORRECT ANSWER - Dehydration synthesis is when
you remove one H2O molecule to combine two reactants (creates polymers)
What is the result of hydrolysis? - CORRECT ANSWER - The molecule is split into two
products (ex starch broken into simple sugars)
What is hydrolysis? - CORRECT ANSWER - Hydrolysis is the separation of two reactants
by adding H2O molecule (creates monomers)
Biological macromolecules are ________, that are constructed from ________ . - CORRECT
ANSWER - polymers, monomers
Why do cells perform cellular respiration? - CORRECT ANSWER - to create ATP
What are the inputs of cellular respiration? - CORRECT ANSWER - oxygen & glucose
What are the three steps of cellular respiration? - CORRECT ANSWER - 1. Glycolysis
2. Pyruvate Prep/Citric Acid
3. Electron Transport Chain
