Human Chromosome 22

**Semantic type:** Cell Component

**Definition:** The designation for each member of the smallest human autosomal chromosome pair. Chromosome 22 spans about 49 million base pairs and represents between 1.5 and 2% of the total DNA in normal diploid cells.

**Synonyms:** - Chromosome 22 - Chromosome 22 - Chromosome 22 - chr22 - chr22 - chr22