The photograph below is of plant cells undergoing different stages of mitosis - Leaving Cert Biology - Question 4 - 2019
Question 4
The photograph below is of plant cells undergoing different stages of mitosis.
The cells are not shown in any particular order.
Prophase
(a) Which type of microsco... show full transcript
Worked Solution & Example Answer:The photograph below is of plant cells undergoing different stages of mitosis - Leaving Cert Biology - Question 4 - 2019
Step 1
Which type of microscope is used in the school laboratory to observe cells like these?
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Answer
The type of microscope used in the school laboratory to observe cells like these is a Light microscope.
Step 2
Give two observable events that happen during prophase.
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Answer
The nuclear membrane disappears (or breaks down).
Chromosomes become visible, condensing and appearing shorter and thicker.
Step 3
On the photograph, use the letter M to label a cell that is undergoing metaphase.
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Answer
The cell undergoing metaphase is the sixth cell from the left end.
Step 4
On the photograph, use the letter A to label a cell that is undergoing anaphase.
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Answer
The cell undergoing anaphase is the second cell from the left end.
Step 5
Describe what happens in animal cells and in plant cells during this stage.
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Answer
Animal cells: In animal cells, cleavage occurs, forming a furrow that ultimately divides the cell into two.
Plant cells: In plant cells, a cell plate forms, which eventually develops into the separating wall between the two new cells.
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