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6 answers

absolutely not

2007-08-05 15:46:16 · answer #1 · answered by joerhome 1 · 0 0

Not necessarily. The only way the baby can have blue eyes is if the mother has blue eyes also, or if she has a gene containing blue eyes. Blue is a recessive color gene, along with green, which means that brown and all other colors similar will be dominant and the color if blue and brown genes are combined. So, no, the baby will not have blue eyes indefinitely.

2007-08-05 15:46:17 · answer #2 · answered by Anonymous · 0 0

No. It does not mean that the baby will definitely have blue eyes. Even if it's mother also has blue eyes then it doesn't mean that it will have blue eyes. Blue eyes are a recessive gene, along with green, hazel, amber, and gray. Brown eyes and Black eyes are dominant genes. You must also take into consideration the grandparents and great-grandparents. Since the father has blue eyes that means that both of his parents carried the blue eye gene. Now, if the mother's parents carried any other eyes color gene (other than blue) and one of those genes was passed to the mother then the baby has a chance, however slight that might be, that it will have that eye color. So, if either the mother or father carry another gene then there is no 100% chance that the child will have blue eyes. So for our purposes lets have an example, say the father's parents both have blue eyes, and the mother's parents both had brown eyes. the baby would have APPROXIMATELY 25% chance of blue eyes and APPROXIMATELY 75% chance of brown eyes. I myself am a perfect example. My mother has blue eyes and my father has brown eyes. My mom's parents both have brown eyes, but they obviously both carried the recessive blue eye gene. Then my dad's mom had brown eyes, but his dad had green eyes. Now, I have green eyes, which means that I carry the blue eye gene and the green eye gene. Both of those genes are recessive, but green eyes are less recessive than blue eyes. However, my brother has brown eyes ,which means that he carries the blue eye gene and the brown eye gene, and since the blue eye gene is recessive and the brown eye gene is dominant, he gained the brown eye trait.

P.S. you might want to tell us what the mother's eye color is and what all four of the grandparents eye colors are. ;-D

2007-08-05 16:22:46 · answer #3 · answered by Wyatt F 2 · 0 0

No the Blue color gene is recessive and can be easily overridden by a dominant gene like Brown (even though baby will have recessive Blue gene and could have a blue eyed child if their future spouse also carried that recessive Blue gene).

2007-08-05 16:11:01 · answer #4 · answered by Rich Z 7 · 0 0

Paul is correct.

If the Dad has blue eyes that means he has two blue genes.
Each parent gives one gene to the child. So this baby will get a blue gene from Dad.

The Mom will give one gene for eye color as well. If one of her genes is blue, which could be even if she has brown eyes, and if the blue gene goes to her baby, the baby will have blue eyes.

The gene for blue eyes and green eyes is recessive, you need two of them to get a blue eyed child.

I hope that helps.

2007-08-05 15:57:48 · answer #5 · answered by Anonymous · 0 0

blue eyes is ressesive trait. if this gene follow the mandelian law; 1st law- the law of segregation... the answer is:

if the mother have other than blue colour eyes (eg: black is dominant), the baby may have blue eyes only if the mother have the history in her ancestory with blue eyes. if all her parent, grand parent, grand grand parents have no blue eyes (true breeding) tha baby hardly to have blue eyes.

but if both; father and mother have the blue eyes; then yes... the baby will have the blue eyes.

what i'm talking about is the biological mother and father....

2007-08-05 15:52:03 · answer #6 · answered by refuzie 2 · 0 0

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