| 单词 | chromosome |
| 释义 | chromosome —chromosomal, adj. —chromosomally, adv. /kroh"meuh sohm'/, n. Genetics. any of several threadlike bodies, consisting of chromatin, that carry the genes in a linear order: the human species has 23 pairs, designated 1 to 22 in order of decreasing size and X and Y for the female and male sex chromosomes respectively. [1885-90; CHROMO- + -SOME3] |
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