The most common way to refer to a grandmother's sister is a great aunt. Some refer to this relation as a grandaunt, and is the aunt to the grandmother's children.Know More
A grandmother's sister's children are second cousins to the grandchildren of the grandmother and first cousins once removed to the children of the grandmother. A grandmother's brother is most commonly referred to as a great uncle or a granduncle by the grandmother's grandchildren.
In contrast, a great aunt commonly refers to the grandchildren of her sister or brother as great niece or grandniece for girls and great nephew or grandnephew for boys.Learn more about Genealogy
Yes, the definition of sister-in-law does include the wife of a spouse's brother. A sister-in-law could also be the wife of one's brother or the sister of one's spouse. Except in unusual cases, one's sister-in-law is not a blood relative.Full Answer >
The son of a first cousin is known as a person's first cousin, once removed, with the 12th degree of relation. Likewise, the son of a first cousin, once removed, would be the person's first cousin, twice removed, and the son of a first cousin, twice removed, would be a first cousin, thrice removed.Full Answer >
People are considered first cousins once removed to their cousins' children. This is because their cousins' children are one generation away from them. In contrast, first cousins are in the same generation, so the word "removed" is not used.Full Answer >
Crossing over creates genetic variation by exchanging DNA between two nonsister chromatids to produce genetically unique chromosomes. The process of crossing over occurs during meiosis.Full Answer >