Figure 1 shows three cells - Edexcel - GCSE Biology Combined Science - Question 1 - 2020 - Paper 1
Question 1
Figure 1 shows three cells.
a) What is structure X?
☐ A cell membrane
☐ B cell wall
☐ C cytoplasm
☐ D nucleus
(ii) The bacterial cell in Figure 1 has a flagellum.... show full transcript
Worked Solution & Example Answer:Figure 1 shows three cells - Edexcel - GCSE Biology Combined Science - Question 1 - 2020 - Paper 1
Step 1
What is structure X?
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Answer
Structure X is the 'C cytoplasm' option because the structure depicted in the figure represents the internal fluid substance where other organelles are suspended.
Step 2
State the function of a flagellum.
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Answer
The function of a flagellum is to enable motility in bacteria, allowing them to move toward favorable environments or away from harmful substances.
Step 3
Give one other difference between the bacterial cell and the animal cell shown in Figure 1.
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Answer
One difference is that bacterial cells have a cell wall, while animal cells do not possess a cell wall but instead have a flexible cell membrane.
