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| corresponding in function, but not evolved from corresponding organs, as the wings of a bee and those of a hummingbird |
| variation in traits such as body weight or height in which a series of types are distributed on a continuum, not grouped into discrete categories |
lanugo la·nu·go (lə-n&oomacr;'gō, -ny&oomacr;'-)
n. pl. la·nu·gos
The fine, soft hair that grows on a fetus and is present on a newborn. Also called lanugo hair.
lanugo (lə-n 'gō) Pronunciation Key
A covering of fine, soft hair or hairlike structures, as on a leaf, insect, or human fetus. |