Multiple Choice
Which of the following describes a metabolic consequence of a shortage of oxygen in muscle cells?
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8. Respiration
Introduction to Cellular Respiration
Multiple Choice
Which of the following is an input for cellular respiration?
A
\(\mathrm{H_2O}\)
B
Sunlight
C
\(\mathrm{O_2}\)
D
\(\mathrm{CO_2}\)
Verified step by step guidance1
Step 1: Begin by understanding the process of cellular respiration. Cellular respiration is a metabolic pathway that converts glucose and oxygen into energy (ATP), carbon dioxide (\(\mathrm{CO_2}\)), and water (\(\mathrm{H_2O}\)).
Step 2: Identify the inputs (reactants) required for cellular respiration. The main inputs are glucose (\(\mathrm{C_6H_{12}O_6}\)) and oxygen (\(\mathrm{O_2}\)). These are essential for the process to occur.
Step 3: Analyze the options provided in the question. The options are \(\mathrm{H_2O}\), sunlight, \(\mathrm{O_2}\), and \(\mathrm{CO_2}\). Compare each option to the known inputs of cellular respiration.
Step 4: Eliminate incorrect options. \(\mathrm{H_2O}\) is a product of cellular respiration, not an input. Sunlight is involved in photosynthesis, not cellular respiration. \(\mathrm{CO_2}\) is also a product of cellular respiration, not an input.
Step 5: Conclude that \(\mathrm{O_2}\) is the correct answer because it is one of the primary inputs required for cellular respiration to produce energy.
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