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Wood first appeared in plants called progymnosperms.
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
Children with disabilities used to be sent to special schools. In a process called mainstreaming or ...
Cloning a fragment of DNA into a plasmid vector and introducing the recombinant molecule into ...
A thin cleft, called the synapse, separates one cell from another.