3月23日 星期日 晴。十点后风。
上午贤贤来。下午至首都电影院看《她在保卫祖国》。院中喜鹊寨已拆完（完）。枣树上旧巢几乎全拆光。
晨七点起。上午杨克强来谈。又贤贤来。作函与彬彬、希文二人。下午一点半和允敏、松抢去首都电影院看《她在保卫祖国》Ona 3aU｛u叫aemPOeUHY。述一女子经德寇占据，丈夫与儿子统死亡后，领导游击人员与德寇奋斗事。四点乘三轮回，时北风甚劲。回途三轮车夫走得极慢。上午贤贤来，知北大、清华“三反”于下星期可告结束（段落）。北大建筑系并人清华，本年将监造屋字，不再上课云。晚。开始写检讨。
Soviet Genetics ， A.G.morton ， p.53： 据Waddington 说， gene不但自己能producea replica of itself，而且能生他种物质，如酵素Enzyme，可以影响到生物其他部｛分， while remaining itself unchanged ， regulates all those complex processes of changeand development which constitute Lhe life history of organismo The idea of gene is：.inconf1ict with ùle generally established laws of cellular metabolism， & leads to absurditieswben critically examined.It is impossible to conceive of heredity except 臼a prope时of the whole organizat10n of living matter， i.e.， as a pr，00ess of metabolism.Thegene ìs thus a mental concept， an iclealist picture.Lysenkos reject10n of the doctrine ofa special heredita。rγsubstance on the grounds Lhat it is inconsistent with the materialislcharacter of science is well founded.It is a brilliant example of 由e power of dialecticalmaterialismto illuminate the theoretical foundat10n of a whole branch of knowledge。（p。54）
寄 彬彬、希文函