000			00291nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aVirginia Walbot
245		0	_aDevelopmental Biology
250			_a1st (1987)
260			_bRANDOM HOUSE
300			_a731
650			_aBiology
942			_cGB
999			_c80 _d80