BIOD 171 MODULE 1 EXAM
False
True/False. A virus is considered a microorganism.
False
True or False: The smallest biological unit of life is the molecule.
Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but
they must answer with all four to be fully correct.
At a generalized level, all cells are comprised of what?
1. Amino acids
2. 20
,Proteins are formed from various combinations of _______ of which there are
______ known forms.
9
How many amino acids are classified as being essential amino acids?
A;C
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward
3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and C.
Complete the following DNA strand, and indicate how many bonds are formed for
each complementary pair:
,3' GGTCATCG 5'
5' CC _____AGC 3'
False
True of False: The genetic material within a prokaryotic cell is contained within a
membrane-enclosed region.
6
How many carbon atoms are present in the monosaccharide glucose?
Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
Describe the 4 basic bacterial morphologies.
False
True or False: Archaea, a eukaryotic class of microorganisms, is capable of
surviving harsh environments.
, All of them
Which of the following microorganisms are considered to be Eukarya? Select all
that apply.
Animalia
Plantae
Fungi
Protista
Plantae
Microorganisms classified as _________ obtain most of their energy by converting
light energy into chemical energy.
A, C, D
A defining characteristic of fungi is the presence of chitin in the cell walls. Which
of following also contain chitin? Select all that apply.
A. Mushrooms
B. Bacteria
False
True/False. A virus is considered a microorganism.
False
True or False: The smallest biological unit of life is the molecule.
Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but
they must answer with all four to be fully correct.
At a generalized level, all cells are comprised of what?
1. Amino acids
2. 20
,Proteins are formed from various combinations of _______ of which there are
______ known forms.
9
How many amino acids are classified as being essential amino acids?
A;C
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward
3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and C.
Complete the following DNA strand, and indicate how many bonds are formed for
each complementary pair:
,3' GGTCATCG 5'
5' CC _____AGC 3'
False
True of False: The genetic material within a prokaryotic cell is contained within a
membrane-enclosed region.
6
How many carbon atoms are present in the monosaccharide glucose?
Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
Describe the 4 basic bacterial morphologies.
False
True or False: Archaea, a eukaryotic class of microorganisms, is capable of
surviving harsh environments.
, All of them
Which of the following microorganisms are considered to be Eukarya? Select all
that apply.
Animalia
Plantae
Fungi
Protista
Plantae
Microorganisms classified as _________ obtain most of their energy by converting
light energy into chemical energy.
A, C, D
A defining characteristic of fungi is the presence of chitin in the cell walls. Which
of following also contain chitin? Select all that apply.
A. Mushrooms
B. Bacteria
