Homology - Meaning, Definition & English Examples
Homology refers to the similarity in structure, origin, or position between different organisms or parts, often due to shared ancestry. It is a key concept in biology and genetics.
Definition:
Similarity in structure due to shared ancestry, often in biology or mathematics.
Synonyms:
similarity, correspondence, analogy, equivalence
Part of Speech:
noun
Antonyms:
dissimilarity, divergence, contrast
Common Collocations:
structural homology, sequence homology, functional homology, molecular homology
Derivatives:
homologous, homologize
Usage Tips:
Use "homology" to describe structural similarities from common ancestry, especially in biology or mathematics.
Common Phrases:
deep homology, serial homology, principle of homology
Etymology:
From Greek "homologia," meaning agreement or correspondence; "homos" (same) + "logos" (relation).
Examples:
- 1. The study of limb bones reveals homology among vertebrates.
- 2. Homology in DNA sequences suggests a shared evolutionary origin.
- 3. Mathematicians explore homology to classify topological spaces.
- 4. The wings of bats and birds show structural homology.