Each Group of Sentences Below Could Be Organized into and Written

question 48

Multiple Choice

Each group of sentences below could be organized into and written as a paragraph. In each group, select the letter of the topic sentence. Which sentence is the topic sentence?

• A) The announcer introduced us as the "Huge Notes" instead of the "High Tones."
• B) All the lights in the theater flashed on and off throughout our last song.
• C) Starting our first song a half-beat too late, Dina threw the rhythm off for the rest of us.
• D) The debut of our singing group at the college talent show last Saturday was a total disaster.
• E) Halfway through our act, our lead singer's microphone went dead for three minutes.
• F) Calvin arrived so hoarse that he could hardly sing at all.

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Definitions:

Citric Acid Cycle

A series of chemical reactions used by all aerobic organisms to generate energy through the oxidation of acetate.

Mitochondrion

Double-membraned organelle that produces ATP by aerobic respiration in eukaryotes.

Aerobic Respiration

A metabolic process that uses oxygen to convert glucose or other organic molecules into energy (ATP), carbon dioxide, and water.

Electrons

Negatively charged subatomic particles orbiting the nucleus of an atom.