21.   Licorice candy and dried soft drinks combine to form a substance that could be used for building material.

22.   M.A. Hanna and Geon recently combined to form PolyOne, which makes rubber and vinyl compounds.

23.   Maybe primitive cells from different tissues combine to form the brain, meaning that it is generated from more than one kind of stem cell.

24.   On that date, the two banks were combined to form Deposit Guaranty National Bank of Louisiana.

25.   Pulse just until the ingredients are combined to form a soft dough.

26.   Somehow, both confection-making processes made their way to the United States, where they were combined to form jelly beans.

27.   The contrasts that combine to form his identity may help explain why Toledo has had such a turbulent personal life, some analysts suggest.

28.   The initial accounts being handled by Red Cell are being transferred from the agencies being combined to form the new agency.

29.   The new strain is especially virulent because it can reproduce sexually, with cells from different plants combining to form new organisms.

30.   The puzzle is a variation on the Chinese tangram, in which seven pieces cut from a square are combined to form different figures.