AU  - ORAM,RAYMOND F.
TI  - BIOLOGY: LIVING SYSTEMS  
SN  - 0675064848
U1  - 574/ORA 
PY  - 1989///
CY  - OHIO, USA
PB  - MERRILL PUBLISHING COMPANY
KW  - BIOLOGY
KW  - LIFE SCIENCE
KW  - CHARACTERISTICS OF LIFE
KW  - HEREDITY
KW  - CHANGES
KW  - DIVERSITY
KW  - SIMPLE ORGANISMS
KW  - PLANTS
KW  - ANIMALS
KW  - ENVIRONMENT
ER  -