BIO 203 Purdue Practice Exam 1 Study
Guide Questions and Answers 2025
Which of the following is not part of a fat molecule
a. cholesterol
b. palmitic acid
c. stearic acid
d. glycerol -Correct Answer ✔a. cholesterol
Combination of CoA with the two-carbon fragment formed from pyruvate the
a. cell cytoplasm
b. mitochondrial matrix
c. inner mitochondrial membrane
d. outer mitochondrial membrane -Correct Answer ✔b. mitochondrial matrix
The blue circle represents a molecule of glucose entering the cell. What is this
process called?
a. osmosis
b. active transport
c. facilitated diffusion
d. diffusion -Correct Answer ✔c. facilitated diffusion
Simple squamous epithelium is found in the
a. alveoli of the lungs
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b. kidney tubules
c. bronchi
d. gut -Correct Answer ✔a. alveoli of the lungs
Which would NOT be found in a nucleotide in RNA
a. adenine
b. thymine
c. phosphate
d. pentose -Correct Answer ✔b. thymine
The electrons generated by glucose oxidation flow along the electron transport
chain of molecules, finally ending up with ---------------------- , which passes them
on to --------
a. NADH dehydrogenase; ATP synthase
b. cytochrome; ubiquinone
c. cytochrome oxidase; oxygen
d. ubiquinone; cytochrome oxidase -Correct Answer ✔c. cytochrome oxidase;
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Some types of this exocrine gland have mucous secretions
a. apocrine
b. holocrine
c. serous merocrine
d. salivary -Correct Answer ✔d. salivary
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