BIOD 171 Final Exam (4 Versions, Latest-2025/2026): Essential
Microbiology W/ Lab: Portage Learning
In the absence of glucose, which of the following CAN NOT be used as alternative energy sources? Select
all that apply.
Carbohydrates
Nucleic acids
Lactose
Fatty acid chains
Nucleic Acids
True or False: Chloroplasts are specific to algae and plants.
True
True or False. The β-oxidation pathway is responsible for the ANABOLISM of fatty acid chains.
False
the β-oxidation pathways is responsible for CATABOLISM of fatty acid chains
The process of carbon fixation begins with which of the following reactants: select all that apply.
NADH
ATP
H20
Glyceraldehyde-3-phosphate
CO2
- NADH
- ATP
- H20
-CO2
In phosphorylation, the light reactions always occur where?
In the membrane
The process of photophosphorylation produces which of the following: select all that apply.
NADPH
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, H20
ATP
CO2
Glyceraldehyde-3-phosphate
- NADH
- ATP
True or False. The Calvin cycle must occur in the absence of light.
False
True or False. The following decolorization step of the Gram stain, gram-negative bacteria will appear
colorless.
True
True or False: The distinguishing characteristic of Gram-Negative bacteria is the presence of LPS in the
outer membrane.
True
True or False: If you wish to study the motility of an organism you cannot heat fix, but you can
chemically fix the specimen.
False
Heat fixing and chemical fixing will kill the cell
Name on substance capable of chemically fixing to a slide.
ethanol
Which of the following are considered Protista? Select all that apply.
Bacteria
Yeast
Algae
Amoeba
- Algae
- Amoeba
True or False: Protista retain unicellular classification, as they are unable to form tissue layers.
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Microbiology W/ Lab: Portage Learning
In the absence of glucose, which of the following CAN NOT be used as alternative energy sources? Select
all that apply.
Carbohydrates
Nucleic acids
Lactose
Fatty acid chains
Nucleic Acids
True or False: Chloroplasts are specific to algae and plants.
True
True or False. The β-oxidation pathway is responsible for the ANABOLISM of fatty acid chains.
False
the β-oxidation pathways is responsible for CATABOLISM of fatty acid chains
The process of carbon fixation begins with which of the following reactants: select all that apply.
NADH
ATP
H20
Glyceraldehyde-3-phosphate
CO2
- NADH
- ATP
- H20
-CO2
In phosphorylation, the light reactions always occur where?
In the membrane
The process of photophosphorylation produces which of the following: select all that apply.
NADPH
Page 1 of 9
, H20
ATP
CO2
Glyceraldehyde-3-phosphate
- NADH
- ATP
True or False. The Calvin cycle must occur in the absence of light.
False
True or False. The following decolorization step of the Gram stain, gram-negative bacteria will appear
colorless.
True
True or False: The distinguishing characteristic of Gram-Negative bacteria is the presence of LPS in the
outer membrane.
True
True or False: If you wish to study the motility of an organism you cannot heat fix, but you can
chemically fix the specimen.
False
Heat fixing and chemical fixing will kill the cell
Name on substance capable of chemically fixing to a slide.
ethanol
Which of the following are considered Protista? Select all that apply.
Bacteria
Yeast
Algae
Amoeba
- Algae
- Amoeba
True or False: Protista retain unicellular classification, as they are unable to form tissue layers.
Page 2 of 9
