The phrase "are of the same family" is correct and usable in written English.
It can be used to describe items, concepts, or individuals that share a common origin, characteristics, or classification.
Example: "The various species of the genus Panthera are of the same family, which includes lions, tigers, and leopards."
Alternatives: "belong to the same family" or "are part of the same family".
Then he rings back and says, "No, you do not understand, you have to meet him because we three, we are of the same family".
According to Dicaearchus, one of Pythagoras' most well-known doctrines was that "all animate beings are of the same family" (Porphyry, VP 19), which suggests that we should be as hesitant about eating other animals as other humans.
Thus its analyses are under the control of dialectic, and its definitions, divisions, and demonstrations are of the same family and unfold in conformity with the way of mathematical understanding.
These WISP proteins are of the same family of proteins as connective tissue growth factor, which is regulated by TGF-β [ 87].
The single L1-specific primer was identical across all L1 insertions since all targeted L1 insertions are of the same family (L1Hs) and have an identical 3' end sequence.
"There is a kind of commerce betwixt beasts and us, a certain relation and mutual obligation, whereof there is no other reason, but that they belong to one and the same master, and are of the same family that we are," wrote French philosopher and theologian Pierre Charron.
Wayne McGregor's "Raven Girl" for the Royal Ballet, which had its premiere at the Royal Opera House on Friday night, is of the same family as these stories.
"For me, from the inside of Kuchipudi and Pina's style, there's something in the fluidity that's of the same family and gives the same feeling and expresses the same thing somehow".
De Havilland, who was born to British parents and is of the same family as the aircraft manufacturers, is one of the very few great survivors of the golden age of Hollywood.
Caesar's murderer, Brutus, was popularly supposed to be of the same family as an ancient Brutus, who had expelled the Tarquins, but no pedigree appears to have existed to substantiate the belief.
