Dna is a replication allows the basic units of heredity found on segments of dna called to be passed down from parent to offspring

this statement is found to be true

DNA replication allows the basic units of heredity found on segments of DNA, called genes which is passed from the parent to the offspring.

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this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.