Liffen, Kate.
Genetics and evolution / Kate and Chris Liffen. - London : Hodder & Stoughton Educational, 1994 ( 1998 printing ). - 32 p. : ill. (some col.), maps, ports. ; 28 cm. - Science scene .
0340537280
Genetics --Great Britain.--Study and teaching (Secondary)
Evolution--Great Britain.--Study and teaching (Secondary)
572.838 / KAG
Genetics and evolution / Kate and Chris Liffen. - London : Hodder & Stoughton Educational, 1994 ( 1998 printing ). - 32 p. : ill. (some col.), maps, ports. ; 28 cm. - Science scene .
0340537280
Genetics --Great Britain.--Study and teaching (Secondary)
Evolution--Great Britain.--Study and teaching (Secondary)
572.838 / KAG