germ plasm
6.a fixed and unchangeable part of the germ plasm-Ashley Montagu; the unchangeable seasons; one of the unchangeable facts of life.
8.In order to evaluate accurately the cold resistance of alfalfa varieties, this paper, aiming at development situation of many alfalfa varieties of low yield and strong cold resistance in North China, using for reference the physiology and biochemistry indexes, such as ELR, Pro, POD, which had been adopted in the identify of germ plasm resource, carried out systematical research on the cold resistance and production performance of 12 alfalfa varieties from home and abroad, by means of field observation, physiological and biochemical experiment as well as trial analysis.
9.Objective: To investigate the damage extent of germ plasm in the patients with hepatitisB. Methods: To detect the chorion SCE rate of the control groups, including 20 normal pregnant women,Group 1 of 16 with increased HBsAg, Group 2 of 16 with hepatitisB, Group 3 of 10 with recovered hepatitis B, Group 4 of 12 with HBsAg(+), HBeAb(+), HbcAb(+) and Group 5 of 16 with fatty liver.

