Please wait until we connect to the library catalog. It may take a moment.

You may need to open the screen wider or use the scroll bars to see more of the library catalog.

In the search box enter heredity AND environment AND twin*

The connector "AND" tells the computer to find records where all of your terms are included, but not necessarily right next to one another.

The asterisk (*) tells the computer to find all variants of the word twin (twin, twins, twinning, etc.).

Now click on the Search button

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