y-chromosome
y-chromosome defined in 1951 year
y-chromosome - y-chromosome;y-chromosome - The sex-chromosome found only in the heterogametic sex. Usually differs from the X-chromosome in size. Often only a short part of it with the X-chromosome at meiosis, and it usually contains few or no major genes.
near y-chromosome in Knolik
| xylem | home letter "Y" start from "YC" | yarrow |
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