deletion (redirected from deleting)

deletion /de·le·tion/ (dĕ-le´shun) in genetics, loss of genetic material from a chromosome.

Examples of large-scale chromosomal deletions: (A), terminal; (B), interstitial.

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de·le·tion (d-lshn)

n.

Loss, as from mutation, of one or more nucleotides from a chromosome.

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Deletion

The absence of genetic material that is normally found in a chromosome. Often, the genetic material is missing due to an error in replication of an egg or sperm cell.

Mentioned in: Cri Du Chat Syndrome, DiGeorge Syndrome, Prader-Willi Syndrome, Pseudoxanthoma Elasticum

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deletion (del)

[dilē′shən]

Etymology: L, deletionum, destruction

the loss of a piece of a chromosome.

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deletion

in genetics, loss of genetic material from a chromosome.