Search found 6 matches

by Annij
Sun Nov 03, 2013 5:23 am
Forum: Human Biology
Topic: Menopause
Replies: 5
Views: 7958

It is now understood that mammals are NOT born with all the eggs they will ever have, but do produce them over the course of their reproductive life. Human women are exceptionally rare in the mammalian world in that they can undergo fertility cessation, at so very young an age (37), when women are l...
by Annij
Sun Nov 03, 2013 5:22 am
Forum: Human Biology
Topic: Menopause
Replies: 5
Views: 7958

It is now understood that mammals are NOT born with all the eggs they will ever have, but do produce them over the course of their reproductive life. Human women are exceptionally rare in the mammalian world in that they can undergo fertility cessation, at so very young an age (37), when women are l...
by Annij
Sun Nov 03, 2013 5:12 am
Forum: Genetics
Topic: 1 attached, 1 unattached earlobe
Replies: 10
Views: 22606

Re: 1 attached, 1 unattached earlobe

Hey, I also have one attached earlobe and one unattached. I have a theory that I am a chimera. Google the disease Chimerism, it is really interesting. You might actually be two people in one. I have other symptoms, such as my skins being slightly different colors on the right side of my body versus...
by Annij
Sun Nov 03, 2013 5:04 am
Forum: Human Biology
Topic: two different color eyes
Replies: 141
Views: 350074

Re:

[quote="Darby"]"The most common reason for different color eyes is mosaicism (the "old" one, not the new one associated with chimeras ),...." I find the explanation of human chimeras quite fascinating as it infers that "nature" makes it possible for two men to...
by Annij
Sun Nov 03, 2013 4:57 am
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 81
Views: 483895

To begin with, race is a myth. So, without getting all researchy and endlessly giving air time to this silly question, we simply have to remember we are part of the same species, meaning when we all breed together our progeny too can breed. I think that settles it. :)
by Annij
Sun Nov 03, 2013 4:47 am
Forum: Evolution
Topic: mammary gland of male in mammals
Replies: 18
Views: 30801

Re: mammary gland of male in mammals

Yes, men can breastfeed their infants. The male mammary gland is simply dormant--but not that dormant. The structure of the male and female breast is essentially the same. There is some controversy as to whether mammary glands are not simply sweat glands that expand and develop more alveoli buds as ...