(a) Figure 1 shows an animal cell - Edexcel - GCSE Biology - Question 1 - 2023 - Paper 1
Question 1
(a) Figure 1 shows an animal cell.
(i) Which part of the cell is labelled Y?
□ A cell wall
□ B cell membrane
□ C nucleus
□ D cytoplasm
(ii) Which struct... show full transcript
Worked Solution & Example Answer:(a) Figure 1 shows an animal cell - Edexcel - GCSE Biology - Question 1 - 2023 - Paper 1
Step 1
Which part of the cell is labelled Y?
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Answer
The part of the cell labelled Y is the cell membrane, which acts as a barrier to protect the contents of the cell and regulates what enters and leaves.
Step 2
Which structures are found in the part labelled Z?
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Answer
The part labelled Z is likely the cytoplasm, which contains organelles such as mitochondria, ribosomes, and may also include chromosomes when considering cell division.
Step 3
Name the part of an animal cell where respiration occurs.
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Answer
The part of an animal cell where respiration occurs is the mitochondria. This organelle is responsible for producing ATP through cellular respiration.
Step 4
Give one advantage of using a microscope to look at cells.
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Answer
One advantage of using a microscope to look at cells is that it allows cells to appear larger and be seen in more detail, enabling the observation of organelles that are otherwise not visible to the naked eye.
Step 5
Draw one straight line from each part of the microscope to its function.
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Answer
Eyepiece: to make the cells look brighter.
Stage: to place a slide on.
Step 6
Give the name of the smallest unit shown in Figure 3.
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Answer
The name of the smallest unit shown in Figure 3 is the picometre.
