Difference between revisions of "Haploid"
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: When two [[haploid]] [[Cell (Biology)|cells]] fuse together in [[fertilisation]] they produce a [[diploid]] [[Cell (Biology)|cell]]. | : When two [[haploid]] [[Cell (Biology)|cells]] fuse together in [[fertilisation]] they produce a [[diploid]] [[Cell (Biology)|cell]]. | ||
: In a [[human]] a [[haploid]] [[Cell (Biology)|cell]] contains 23 [[chromosome]]s. | : In a [[human]] a [[haploid]] [[Cell (Biology)|cell]] contains 23 [[chromosome]]s. | ||
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| + | ===References=== | ||
| + | ====Edexcel==== | ||
| + | |||
| + | :[https://www.amazon.co.uk/gp/product/1782945741/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945741&linkCode=as2&tag=nrjc-21&linkId=30da4f2178da182547b62a7329d13b57 ''Haploid cells, pages 12, 26, GCSE Combined Science; The Revision Guide, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Haploid cells, pages 13, 32, GCSE Biology; The Revision Guide, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Haploid cells, pages 27, 84, 85, GCSE Biology, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1292120193/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120193&linkCode=as2&tag=nrjc-21&linkId=572df39392fb4200db8391d98ae6314e ''Haploid cells, pages 8, 26, 40, GCSE Combined Science, Pearson Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1292120207/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120207&linkCode=as2&tag=nrjc-21&linkId=22455ff53961978667722edaa64c0be5 ''Haploid cells, pages 8, 30, 52, GCSE Biology, Pearson, Edexcel ''] | ||
| + | |||
| + | ====OCR==== | ||
| + | :[https://www.amazon.co.uk/gp/product/0198359810/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359810&linkCode=as2&tag=nrjc-21&linkId=d768d99f1a06f7c12fab40e5aef85a55 ''Haploid cells, page 154, Gateway GCSE Biology, Oxford, OCR ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782945695/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945695&linkCode=as2&tag=nrjc-21&linkId=ceafcc80bcad6b6754ee97a0c7ceea53 ''Haploid cells, page 50, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782945660/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945660&linkCode=as2&tag=nrjc-21&linkId=83aa4500ad7759e7f401a1c5ba5df758 ''Haploid cells, page 68, Gateway GCSE Biology; The Revision Guide, CGP, OCR ''] | ||
Latest revision as of 17:00, 11 December 2019
Key Stage 4
Meaning
A haploid cell contains only half the number of chromosomes needed to produce an new organism in sexual reproduction.
About Haploid Cells
- Haploid cells are produced by meiosis.
- When two haploid cells fuse together in fertilisation they produce a diploid cell.
- In a human a haploid cell contains 23 chromosomes.
References
Edexcel
- Haploid cells, pages 12, 26, GCSE Combined Science; The Revision Guide, CGP, Edexcel
- Haploid cells, pages 13, 32, GCSE Biology; The Revision Guide, CGP, Edexcel
- Haploid cells, pages 27, 84, 85, GCSE Biology, CGP, Edexcel
- Haploid cells, pages 8, 26, 40, GCSE Combined Science, Pearson Edexcel
- Haploid cells, pages 8, 30, 52, GCSE Biology, Pearson, Edexcel