Because the hairs were incomplete, the type of testing, called mitochondrial DNA, can trace only the maternal line.
因为头发不完整，线粒体d NA检测的类型，只能追踪母系血统。
Hemophilia is caused by a mutation—likely spontaneous in Victoria‘s case—on the X chromosome and can be passed along the maternal line of families.
血友病源于X染色体上的一种突变——很可能是维多利亚女皇自身发生的一种突变，可经由遗传系统传给家族后代。
Although the culture of Mosuo was impacted by other ethnic groups for several times in the history, its maternal line culture has been successfully maintained.
摩梭文化在历史上曾多次受到其他民族文化的洗礼，但其母系文化仍以强有力的生命力在传承。
The paternal line was developed from inbreeding, its inbreeding coefficient was 38-39%, While the maternal line was selected from generation among closed flock.
父系以近交法建系，近交系数达38—39%，母系以家系闭锁世代选择法建系。
His maternal grandfather had been that Francisco Flores, of the Second Line-Infantry Division, who had died on the frontier of Buenos Aires.
他的外祖父是第二步兵师的弗朗西斯科·弗洛雷斯，死在布宜诺斯艾利斯的边境上。
For instance, a Training Package for Health Care Providers enables those on the "front-line" of maternal and child health care to recognize, assess, prevent and treat environmentally-related diseases.
例如，卫生保健提供者一揽子培训计划使处于孕产妇和儿童卫生保健“第一线”的卫生保健提供者能识别、评估、预防和治疗与环境有关的疾病。
For instance, a Training Package for Health Care Providers enables those on the "front-line" of maternal and child health care to recognize, assess, prevent and treat environmentally-related diseases.
例如，卫生保健提供者一揽子培训计划使处于孕产妇和儿童卫生保健“第一线”的卫生保健提供者能识别、评估、预防和治疗与环境有关的疾病。
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