Gregor Mendel crossed red-flowered pea plants with white-flowered pea plants - Edexcel - GCSE Biology - Question 3 - 2018 - Paper 1
Question 3
Gregor Mendel crossed red-flowered pea plants with white-flowered pea plants.
Describe how this equipment could be used to do this cross and discover the flower col... show full transcript
Worked Solution & Example Answer:Gregor Mendel crossed red-flowered pea plants with white-flowered pea plants - Edexcel - GCSE Biology - Question 3 - 2018 - Paper 1
Step 1
Remove pollen/male gametes from one plant using a brush
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Answer
Using the small brush, carefully remove the anthers from the red-flowered pea plants to collect the pollen, which contains the male gametes.
Step 2
Transfer pollen to another plant
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Once the pollen is collected, transfer it to the stigma of the white-flowered pea plants. This transfer is essential for fertilization, facilitating the cross-pollination process.
Step 3
Collect and grow seeds
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After successful pollination, seeds will form in the pea pods. These seeds should then be collected and planted in the tray containing soil to grow and observe the resulting pea plants.
