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View Full Version : Family penis size......?


DanK
January 31st, 2011, 12:37 AM
just wondering if its true that all guys in a family... brother, dad, w/e will all end up around the same size down there..? or something like that..:P
I heard it had to do with family genes

HiImChris
January 31st, 2011, 12:52 AM
No.... embarrassingly, my YOUNGER brother has a bigger hard penis than me

Randy99
January 31st, 2011, 01:00 AM
actualy no. penis size, like almost everything eles about a person is determined by genetics. The Y chromosome is the only genetic diffrense between men and women, and the Y chromosome is the smallest of all human chromosomes. And it deals with almost nothing more then testosteron prduction. So no not all male family members have the same penis size. Plus ive actual seen 2 brothers naked together and the one was WAY bigger then the other. (and they were twins but not identicle)

DanK
January 31st, 2011, 01:03 AM
well i remember back in middle school when we were getting the talk about puberty, the teachers told us that we take on the size of our fathers/uncles :P

austin callahan
January 31st, 2011, 01:11 AM
i honeslty never thought of that..hmmm? cool qs

greekboy
January 31st, 2011, 06:57 PM
actualy no. penis size, like almost everything eles about a person is determined by genetics. The Y chromosome is the only genetic diffrense between men and women, and the Y chromosome is the smallest of all human chromosomes. And it deals with almost nothing more then testosteron prduction. So no not all male family members have the same penis size. Plus ive actual seen 2 brothers naked together and the one was WAY bigger then the other. (and they were twins but not identicle)

Not true. The Y chromosome contains over a 1000 genes with at least 80 coding areas. Many of these perform eactly the same function as the same region on the homologous (same) region of the X chromosome.
Penis size has a high degree of heritability. the Y chromosome only comes from your father, but it can be influenced by the maternal X chromosome resulting in the variation that we can see in individual sizes. Previously dormant coding areas can also be turned on in the new genetic makeup of each individual XY match. So most, but not all, boys will be close in size to their dad.

DanK
January 31st, 2011, 06:59 PM
Not true. The Y chromosome contains over a 1000 genes with at least 80 coding areas. Many of these perform eactly the same function as the same region on the homologous (same) region of the X chromosome.
Penis size has a high degree of heritability. the Y chromosome only comes from your father, but it can be influenced by the maternal X chromosome resulting in the variation that we can see in individual sizes. Previously dormant coding areas can also be turned on in the new genetic makeup of each individual XY match. So most, but not all, boys will be close in size to their dad.
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you are one smart cookie. :P

ponygon101
January 31st, 2011, 07:04 PM
You, your brothers and your father won't have the same penis size. Because not just your father contributes to penis size, you mother does too. Everyone carries genes from their parents, but not all of them are "put into play". That's why some people might say, "Oh, you have your grandfather's eyes" or something. So you are getting some input from your mother's father.

smitty35
January 31st, 2011, 07:43 PM
THis doesnt happen all the time, it is very possible, but likewise it is also possible that the sizes may vary

Orpheus
January 31st, 2011, 11:58 PM
Not true. The Y chromosome contains over a 1000 genes with at least 80 coding areas. Many of these perform eactly the same function as the same region on the homologous (same) region of the X chromosome.
Penis size has a high degree of heritability. the Y chromosome only comes from your father, but it can be influenced by the maternal X chromosome resulting in the variation that we can see in individual sizes. Previously dormant coding areas can also be turned on in the new genetic makeup of each individual XY match. So most, but not all, boys will be close in size to their dad.

Hooray! My dad is hung like a horse and so is his brother!

greekboy
February 1st, 2011, 01:49 PM
Hooray! My dad is hung like a horse and so is his brother!

and so probably will you be, but it is not an absolute.

nick
February 1st, 2011, 02:16 PM
No, you dont necessarily have the same hair colour, eye colour, height, shoe size, as your father or brothers, its no different when it comes to your penis.

aaron4455
February 1st, 2011, 03:20 PM
idk how big any one in my family is down there so i might be bigger then my half bro im 7.5" so idk

greekboy
February 1st, 2011, 04:30 PM
Not true. The Y chromosome contains over a 1000 genes with at least 80 coding areas. Many of these perform eactly the same function as the same region on the homologous (same) region of the X chromosome.
Penis size has a high degree of heritability. the Y chromosome only comes from your father, but it can be influenced by the maternal X chromosome resulting in the variation that we can see in individual sizes. Previously dormant coding areas can also be turned on in the new genetic makeup of each individual XY match. So most, but not all, boys will be close in size to their dad.
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you are one smart cookie. :P

Thanks but not really. This information is all readily available with about 2 mouse clicks.

No, you dont necessarily have the same hair colour, eye colour, height, shoe size, as your father or brothers, its no different when it comes to your penis.

It is a little bit different. Hair and eye colour etc are the result of one copy of the gene dominating over the other, i.e. brown dominates blue eyes, brown dominates blond hair etc, but height and penis size have mutliple genetic factors influencing their development which is part of the reason for the variability as well as the heritability

idk how big any one in my family is down there so i might be bigger then my half bro im 7.5" so idk

If he is your half brother then many more variables will come into play than if he was a blood sibling. If you have the same mother but different father then you will probably be completely different unless both fathers had similair characteristics. If you have the same father but different mothers the the variation between you will normally be smaller.


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