Olga Oompah has red hair and marries Oliver Oompah who has blue hair. They have 32 children. What is the color of their children's hair?

This has to do with the punnet squares!

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To determine the potential hair color of Olga and Oliver Oompah's children, you can use a Punnett square, which is a tool in genetics that helps predict the inheritance of traits.

First, we need to establish the hair color alleles for Olga and Oliver. Let's assume that red hair is represented by the allele "R" and blue hair is represented by the allele "B". Since Olga has red hair, she can only pass on the "R" allele, and Oliver, with blue hair, can only pass on the "B" allele.

Using a Punnett square, let's cross the alleles of Olga and Oliver to see the possible combinations for their children.

| R | R |
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B | RB | RB |
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B | RB | RB |

In the Punnett square above, each box represents a potential combination of alleles from Olga and Oliver. As you can see, all the possible combinations are "RB" (red-blue) and "BR" (blue-red).

Based on this, all the children of Olga and Oliver Oompah have a 50% chance of having red hair (one "R" allele) and a 50% chance of having blue hair (one "B" allele). Since they have 32 children, we would expect approximately half of them (16) to have red hair and the other half (16) to have blue hair.

Note: The Punnett square is a simplified representation of genetic inheritance and assumes that hair color is solely determined by a single gene. In reality, hair color can be influenced by multiple genes, so the actual outcome might vary.