Y junction definitions

Y-junction

The period of time during DNA replication where the double helix opens up so to serve as a template.
Found on http://www.cat-world.com.au/glossary

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Y junction

a junction of waveguides in which the longitudinal axes form a 'Y'
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=726-09-11

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