| It may undergo mutation | 23 |
| Hereditary transmitter | 22 |
| Hereditary code carrier | 23 |
| Hackman, Wilder or Autry | 24 |
| French Connection star | 25 |
| Factor in Mendel's law | 26 |
| Dean's partner in Ween | 26 |
| Component of some pools | 23 |
| Characteristic governor | 23 |
| Characteristic dictator | 23 |
| Certain transmission control | 28 |
| Blue eyes producer, maybe | 25 |
| Blood type determinant | 22 |
| Biological inheritance | 22 |
| Basic unit of heredity | 22 |
| Appearance determinant | 22 |
| 20's heavyweight Tunney | 27 |
| In "Absolute Power" | 29 |
| He portrayed Popeye Doyle | 25 |
| Natural selection affects it | 28 |
| Biological classifications | 26 |
| Biological subdivisions | 23 |
| Major divisions, in biology | 27 |
| Major divisions in biology | 26 |
| Save-a-Soul Mission V.I.P. | 26 |
| One with star potential? | 24 |
| Gathering of the brass? | 23 |
| United Nations get-together | 27 |
| United Nations gathering | 24 |
| United Nations division | 23 |
| Gathering for lawmakers | 23 |
| Body that sits in New York | 26 |
| Post office department | 22 |
| Not meant for specialists | 25 |
| Where MacArthur shopped? | 24 |
| Where MacArthur shops? | 22 |
| Barnum's two-footer | 23 |
| Characteristic of a group | 25 |
| Chromosome constituents | 23 |
| Characteristic carriers | 23 |
| Offspring's inheritance | 27 |
| Components of some pools | 24 |
| Subjects of modern mapping | 26 |
| Stuff that's passed on | 26 |
| They're passed down | 23 |
| They're part of a pool | 26 |
| They're in the pool | 23 |
| They're found in pools | 26 |
| They make some people blond | 27 |
| They help make you you | 22 |
| They give you character | 23 |
| Subject of biotech study | 24 |
| Sources of blue eyes, say | 25 |
| Source of family traits | 23 |
| Self-replicating things | 23 |
| Parents' contributions | 26 |
| Inheritance, of a sort | 22 |
| Inheritance controllers | 23 |
| Hereditary ingredients | 22 |
| Gifts from Mom and Dad | 22 |
| Father-to-son bequests | 22 |
| Families usually share them | 27 |
| Factors involved in cloning | 27 |
| Contents of some pools | 22 |
| Close families share them | 25 |
| A lot of what makes you you | 27 |
| Big name in computer games | 26 |
| It comes before Exodus | 22 |
| First book of the Bible | 23 |
| It starts in seven days | 23 |
| It features seven days | 22 |
| Book that spans 2,369 years | 27 |
| "Abacab" band | 23 |
| The Maids playwright | 22 |
| The Balcony playwright | 25 |
| Civet's African cousin | 26 |
| Citizen ___ (French diplomat) | 29 |
| Author analyzed by Sartre | 25 |
| 20th-century French dramatist | 29 |
| Like some fingerprints | 22 |
| Like some markers or code | 25 |
| Like hereditary factors | 23 |
| Kind of fingerprint or code | 27 |
| Subject for Gregor Mendel | 25 |
| Watson and Crick's field | 28 |
| Red Cross headquarters | 22 |
| League of Nations seat | 22 |
| League of Nations home | 22 |
| League of Nations base | 22 |
| Swiss city on the Rhone | 23 |
| League of Nations' home | 27 |
| YMCA world headquarters city | 28 |
| Where U.S. faces U.S.S.R. | 25 |
| Red Cross headquarters city | 27 |
| Palace of Nations locale | 24 |
| League of Nations site | 22 |
| League of Nations city | 22 |
| John Calvin's city | 22 |
| Home of the Palace of Nations | 29 |
| Historical conference site | 26 |