Pair
Pair (pâr)
Pair (pronounced: /peər/) is a term used in various fields of medicine to denote a set of two identical or similar things. The term originates from the Middle English 'paire', which in turn is derived from the Latin 'paria' meaning 'equal'.
In Medicine
In the field of medicine, a pair often refers to a set of two identical or similar organs or structures in the body. For example, the lungs, kidneys, and adrenal glands are all examples of pairs in the human body.
In Genetics
In genetics, a pair refers to a set of two identical or similar genes or chromosomes. For example, humans have 23 pairs of chromosomes, each containing a similar set of genes.
Related Terms
- Twin: In medicine, a twin refers to one of two offspring produced in the same pregnancy. Twins can be identical (monozygotic), meaning they have developed from a single fertilized egg, or fraternal (dizygotic), meaning they have developed from two different fertilized eggs.
- Double: In medicine, a double can refer to a duplicate or second instance of a structure or condition. For example, a double ureter is a condition where a kidney has two ureters instead of one.
- Diploid: In genetics, a diploid organism or cell has two sets of chromosomes, one from each parent. Humans are diploid organisms, with 23 pairs of chromosomes.
- Haploid: In contrast to diploid, a haploid organism or cell has only one set of chromosomes. Gametes (sperm and egg cells) are haploid cells.
External links
- Medical encyclopedia article on Pair
- Wikipedia's article - Pair
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