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Sex cell

sex cell

A spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation.

Synonym: germ cell.

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Why must we avert the genome of Eden?

... biology emerges. If the GOE is real, then it is possible that the first cells were not genetically simple organisms like bacteria, but primeval stem ... superfluous. I call this problem the catch 22 of Darwinism. 5. Sexual reproduction and the “Catch 22” of Darwinism The supposed function ...

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by Hunor
Mon Sep 23, 2013 12:08 am
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 7513

Concept of sexuality in plants.

Gender refers to roles in sexual reproduction. The male-female pair (there are a lot of other gender mixes, but ... m/f) connects to the gametes involved (the parts are secondary to that), with one cell (unless you're a dicot) specialized to accumulate food for the offspring. In many ...

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by Darby
Thu Aug 01, 2013 3:08 pm
Forum: Botany Discussion
Topic: Concept of sexuality in plants.
Replies: 3
Views: 2149

Re: Knockout mice

"Does this imply that all the somatic cells in the mice contain 1 copy of the functional gene and 1 copy of the non-functional ... this can be complicated by the biology, especially if the gene is on the X sex chromosome (where chromosome silencing can complicate expression). "What ...

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by jonmoulton
Wed Feb 06, 2013 3:51 pm
Forum: Genetics
Topic: Knockout mice
Replies: 5
Views: 4289

How does cancer get inherited...in cell level?

... probably indecent English. I was reading about how cancer evolves in a cell and that cancer can become inherited. I need a little brainstroming ... how this actually happens. So the germline cells that produce sex cells ( ? ) gets the effects of carcinogens/radiation causing there to ...

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by Chiabete
Fri Nov 02, 2012 12:04 pm
Forum: General Discussion
Topic: How does cancer get inherited...in cell level?
Replies: 3
Views: 2020

Re: aneuploidy and polyploidy

... there are different types (monosomy and trisomy) and it can occur in sex chromosomes or autosomes...AND there are different causes (non-disjunction, ... is as you say "extra sets" of chromosomes within the cells... however it is simpler as there are only two types; allopolyploidy ...

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by carmodyf
Thu Oct 11, 2012 4:36 am
Forum: Cell Biology
Topic: aneuploidy and polyploidy
Replies: 2
Views: 4353
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