Something from an ancestor?
"That shad came from an ancestor of this market.
The duct is an evolutionary holdover from an ancestor in which the swim bladder was mainly an accessory respiratory organ.
Rather, they represented a species that descended from an ancestor that branched off from the human lineage at least 800,000 years ago, the scientists concluded.
The order is considered to have a common evolutionary origin with the spiderwort order (Commelinales) from an ancestor in the lily order (Liliales).
Dr. Washburn was among the first to assert that tools, hunting and gender division were critical in human evolution and that humans evolved from an ancestor that walked on its knuckles as the great apes do.
They appear to confirm a theory that the psaltery evolved from an ancestor to the south, coming through the Slavs to the Balts and then to the Finns, with a subsequent reborrowing by the Russians.
Mutations can either arise independently or they can be passed on from an ancestor.
MUC4 has no SEA domain, but does have (i) a NIDO domain that evolved from an ancestor common to nidogen, and (ii) AMOP and VWD domains that originated from an ancestor common to the Sushi-domain containing protein.
The article discusses whether insects evolved from branchiopods or whether insects, branchiopods, and higher crustaceans evolved from an ancestor with a complex brain, with branchiopods regressing later.
However, phylogenetic analyses suggest that the D genome may be derived from an ancestor similar to the E genome of O. australiensis (Bao and Ge 2004).
