Biology 104: Exam 1 Practice Test questions and answers
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Course
Biology 104
Institution
Biology 104
Biology 104: Exam 1 Practice Test questions and answers
1. In a water molecule (H2O), the oxygen atom: -Correct Answer-B) carries a partial negative charge
2. Which domains of life include prokaryotic cells? -Correct Answer-B) Bacteria and Archaea
4. What is a hydrogen bond? -Correct Answer-...
Biology 104: Exam 1 Practice Test
questions and answers
1. In a water molecule (H2O), the oxygen atom: -Correct Answer-B) carries a partial negative charge
2. Which domains of life include prokaryotic cells? -Correct Answer-B) Bacteria and Archaea
4. What is a hydrogen bond? -Correct Answer-B) An attraction between partial positive and negative
charges
5. Thepromoterofagenedetermines: -Correct Answer-B) where transcription will begin
7. Of the structures listed below, what is the smallest structure that has all the properties of life? -
Correct Answer-C) Cell
9. The overall three-dimensional shape of a single polypeptide chain is called its: -Correct Answer-D)
tertiary structure
10. What parts of a nucleotide can form a phosphodiester bond with one another? -Correct Answer-C)
The 5' phosphate group and the 3' hydroxyl group
11. When a pre-mRNA molecule is spliced to produce a mature mRNA molecule, the sequences that are
spliced together and retained in the mature mRNA are called: -Correct Answer-D) exons
12.An atom is most stable (and least chemically reactive) when: -Correct Answer-D) its valence shell is
full
13. The coding (nontemplate) strand of a portion of a gene has the sequence 5'-AAGCGTGTTGC-3'. What
is the sequence of the mRNA molecule that will be produced based on the information in this DNA
molecule? -Correct Answer-C) 5'-AAGCGUGUUGC-3'
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