Why do you think there are similarities and differences between siblings of the same mother and father?
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Why do you think there are similarities and differences between siblings of the same mother and father?
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Answer:
After all, kids get their genes from the same parents. But brothers and sisters don't look exactly alike because everyone (including parents) actually has two copies of most of their genes. And these copies can be different. Parents pass one of their two copies of each of their genes to their kids.
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Answer:
Siblings get their genes from the same parents but they don't look exactly alike because everyone (including parents) actually has two copies of most of their genes. And these copies can be different.
Parents pass one of their two copies of each of their genes to their kids. Which copy a child gets is totally random. And this is a big reason why siblings have similar and different traits.