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Mental retardation

mental retardation

subnormal intellectual functioning which originates during the developmental period and is associated with impairment of one or more of the following: (1) maturation, (2) learning, (3) social adjustment.

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Re: Re:

... that is observed today) abnormally large heads are associated with mental retardation and not with increased intellect. In fact, Einstein's Brain was smaller than usual... ...

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by Cat
Sat Jun 15, 2013 5:13 pm
Forum: Evolution
Topic: CHALLENGE: Why should there be an “origin of species”?
Replies: 16
Views: 9167

The term "degeneracy of genetic code"

... which are of the same energy. So, the meaning is not like mental retardation, but more likely not being perfect ;)

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by JackBean
Wed Sep 16, 2009 6:35 pm
Forum: Molecular Biology
Topic: The term "degeneracy of genetic code"
Replies: 1
Views: 3839

Re: X chromosome inactivation

... much y-encoded protein leads to symptoms like aggressiveness and slight mental retardation. If there is too much x-chromosomes, all except of one will be inactivated. But ...

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by casually
Sat Mar 28, 2009 5:23 pm
Forum: Genetics
Topic: X chromosome inactivation
Replies: 5
Views: 7014

Brain size=IQ level theory (Blacks vs Whites & Asians)

... 16, 329-336. Ankney, C. D. (1995). Sex differences in brain size and mental abilities: Comments on R. Lynn and D. Kimura. Personality and Individual ... S. H., Nichols, P. L., Shaughnessy, P. & Kennedy, W. (1987). Retardation in young children. Hillsdale, NJ: Erlbaum. Carroll, J. B. (1993). ...

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by TJJ
Fri May 16, 2008 12:14 am
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 72
Views: 269922

Downs Syndrome - Trisomy 21?

... 21st chromosome. This syndrome usually, although not always, results in mental retardation and other conditions which alternative name is Trisomy 21.

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by dipjyoti
Sun Feb 18, 2007 10:19 am
Forum: Molecular Biology
Topic: Downs Syndrome - Trisomy 21?
Replies: 10
Views: 5061
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