''Humans naturally want to belong--it''s part of our biology. But our society makes us feel that we''re never good enough'' ELIZABETH ZOTT Scientist Elizabeth Zott knows exactly who she is. So when circumstances force her to become something she''s not - the star of the TV cooking show Supper at Six - things don''t go according to plan. ''Chemistry is change,'' she tells her restless audience of housewives, daring them to reconsider not just the dinner menu, but their own place in the world. That''s because Elizabeth''s show is not just about food. It''s about life, faith, hope, and especially science - the very things that feed our minds as well as our bodies. But for all Elizabeth''s rousing words, she feels a deep loneliness - a missing ingredient in her own life that reveals her fear of being a permanent outsider. Will Elizabeth Zott ever fit in? More to the point, should she?