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1.3 Respiration

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Question 15
F

Muscle cells can respire aerobically and anaerobically.

The Table shows the number of molecules of ATP made from one molecule of glucose in a muscle cell.

Table

Type of respirationNumber of molecules of ATP made from one molecule of glucose
aerobic32
anaerobic2
a.

Complete the word equation for aerobic respiration.

glucose+..........→carbon dioxide+..........\text{glucose} + \text{..........} \rightarrow \text{carbon dioxide} + \text{..........}glucose+..........→carbon dioxide+..........

[2]
b.

During a sprint, some muscle cells respire anaerobically.

Name the product of anaerobic respiration in muscle cells.

[1]
c.

Use the Table to calculate how many times more ATP is made by aerobic respiration than by anaerobic respiration.

[1]
d.

Give one similarity between aerobic respiration and anaerobic respiration in muscle cells.

[1]
Markscheme

1.3 Respiration Questions

  1. GCSE
  2. /Biology
  3. /1.3 Respiration

113 exam-style questions on OCR GCSE Biology 1.3 Respiration, covering 1.3.1 Cellular respiration supplies ATP, 1.3.2 Aerobic and anaerobic respiration, 1.3.3 Sugars and carbohydrates, 1.3.4 Amino acids and proteins, and 1.3.5 Fatty acids and lipids. Each one has a worked solution and a mark scheme showing where the marks go.

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