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a 1 in 4 chance.

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Q: Ifa woman and man both have brown eyes but their first child has blue eyes what are the chances that their second child will have blue eyes?
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Is the sex of a second child determined by the sex of the first?

Are you asking if the sex of the second child is determined by the sex of the first child? No, naturally its a fifty-fifty chance.


Is it true that the second child of parents who are already have a son has an equal chance of being either sex?

The chances of having a boy for the second, third or subsequent child are the same, regardless of whether the first child was a boy or girl. Slightly more girls than boys are born, so, strictly speaking, the chance of having a son is never 50/50.


Why would there be cause for concern if a young pregnant mother is Rh negative her husband is Rh positive and this is their second child?

Their children have a 50/50 chance of being Rh Positive. If they have an Rh negative first child, there will be no problems with the second child (with Rh groups).There might be a problem if the first child was Rh positive. It is quite likely that during the delivery the child's blood mixed with the mothers. The mother would then have began producing Rh positive antibodies. This means that if the second child is also Rh positive - the antibodies will 'attack' the fetus.


How does a child of a brown eyed and blue eyed parents have blue eyes?

Brown eye gene = B Blue eye gene = b Each person has two copies of the eye color gene in their genome, one inherited from each parent. Now if both parents only carry the gene for brown eyes, BB and BB, then their child will receive one B from each parent, ending up as BB. The same works for blue eyes, if that's the only gene both parents carry, bb and bb. Each parents gives on b to the child, who ends up as bb. If you have one parent who only has the gene for brown eyes, BB, and one parent who only has the gene for blue eyes, bb, then all the children will have brown eyes. Example: One parent gives a B, the other gives a b. Bb = brown eyes. Here's why: When you have two alleles (coding sequences) from genes that are at odds with each other, one version will override the the other. When dealing with eye color, B always dominates b. But these children now carry the b gene in them, and could pass it down to their own children. Some of them, depending on the other parent, could end up with blue eyes. If one parent is Bb, and the other is bb, then each time they have a child, there is a 50% chance it will have blue eyes. Example: First parent is Bb, second parent is bb, then their children will end up as either Bb, bb, Bb, bb. If both parents carry the genes for brown eyes and blue eyes, then each time they have a child, there is a 25% chance it will have blue eyes. Example: First parent is Bb, second parent is Bb, then their children will end up as either BB, Bb, Bb, bb.


how old was Marie curie when she had kids?

Marie Curie had her first child at the age of 29 and her second child at the age of 33.

Related questions

If you had morning sickness with you first child for 8 months what are the chances of getting it with your second child?

Im not sure what your chances are but I can tell you from experience that no 2 pregnancys are alike.


Does having second child change relationship with your first born?

Yes. Whether you like it or not, you WILL like your second child better. The first one was good for a while but he/she is getting boring. You will be able to give your second child hand-me-downs therefore not spending as much money on the second. Your first child is like a practice round, let your second child be your main focus. Chances are your child will end up fine. The second child is always more liked and that is just a fact.


Your first cousin has a child. Is she your second cousin?

No. The child of your first cousin is your first cousin, once removed.The child of your first cousin and your child are second cousins to each other.


How are a first consin and a first cousin's child related?

Your first cousin's child would be your second cousin


What is your child's relationship to your first cousin's child?

Your child and your first cousin's child are second cousins. Your child and your second cousin's child are third cousins to each other.


There are 37 numbers the first number is 12 what are the chances the second number is 12?

the chances of the second number being 12 is :1/36


What do you call the child of your father's first cousin?

The child of your first cousin is your first cousin, once removed.The child of your second cousin is your second cousin, once removed.And so forth.


What relation to your child is your cousin's grandson?

Your first cousin's child and your child are second cosins. Your first cousin's grandshild and your child are second cousins, once removed. Your second cousin's child and your child are third cousins. Your second cousin's grandchild and your child are third cousins, once removed.


What would your cousin be to your child?

Your first cousin and your child are first cousins, once removed, to each other. Your second cousins and your child are second cousins, once removed, to each other.


What relation to you is your cousin's child?

Your first cousin's child is your first cousin once removed. Your second cousin's child is your second cousin, once removed.


What relation is cousins child to you?

Your first cousin's child is your first cousin once removed. Your second cousin's child is your second cousin, once removed.


How is your child related to your first cousin's grandchild?

Assuming both children are on the same side of the family, your child's first cousin is a second cousin to your first cousin's child. Your child is also a second cousin to your first cousin's child. Your child can have first cousins who are not related to your first cousin and thus not related to your first cousin's child.