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Cats

Cats

The domestic cat, felis catus, of the carnivore family felidae, comprising over 30 different breeds. The domestic cat is descended primarily from the wild cat of africa and extreme southwestern asia. Though probably present in towns in palestine as long ago as 7000 years, actual domestication occurred in egypt about 4000 years ago.


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Inter species breeding with fertile offspring

... that it is a natural term.... roughly. the species definition is only blurred in some cases though, like different but related species (related cats, related dogs, related horses, etc) being able to interbreed despite being different species, and bacteria, which don't multiply sexually, but ...

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by telanerv
Wed Jul 22, 2009 9:03 pm
 
Forum: Evolution
Topic: Inter species breeding with fertile offspring
Replies: 30
Views: 553

Re: On Subspecies

... readily distinguishable from another, and which rarely or never interbreed naturally. For example lions and tigers are different species of big cats. Eeven where they occur together (in the Gir forest, India) they are sufficiently different in type and behaviour that they do not interbreed naturally. ...

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by AFJ
Fri Jul 10, 2009 1:42 am
 
Forum: Evolution
Topic: On Subspecies
Replies: 3
Views: 157

Re:

... strategy, not a mistake. Not true, there is genetic variation in cross breeding of dogs. But they are a family of animals. Try to breed them with cats who are in the same order--carnivores. First there is an instinct within fauna to stay within their family or a similar species. Second, contrary ...

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by AFJ
Mon Feb 23, 2009 10:28 pm
 
Forum: Evolution
Topic: Problems with Evolution !
Replies: 33
Views: 5447

Enzymes... Particularly lactase.

... prefixes helps and knowing lots of latin, but the only one I can think of that applies to this is: Ana builds AND anabolism is building up Cats destroy catabolism is breaking down hope that helps? and you can measure the rate of a reaction by the appearance of products or disappearance ...

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by plasmodesmata11
Fri Feb 13, 2009 3:41 am
 
Forum: Molecular Biology
Topic: Enzymes... Particularly lactase.
Replies: 2
Views: 880

Karyotyping of Plants

... and their ploidy are somewhat arbitrary and you will probably find it difficult to infer anything from comparing karyotypes. For example cats have 38 chromosomes, Humans 46, Dogs 78, and they are all mammals, trying to infer any 'relationship' would be difficult. It's not something i've ...

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by domwood
Mon Feb 09, 2009 7:31 pm
 
Forum: Genetics
Topic: Karyotyping of Plants
Replies: 2
Views: 484
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