000
00293 a2200121 4500
080
_a
575.1
_b
R 287 G
245
1
_a
Readings from scientific American
_b
Genetics
260
_a
San Francisco
_b
Freeman and Company
_c
1981
650
_a
Genetics
100
_a
_d
300
_a
331 p.
901
_a
154838
999
_c
69325
_d
69325