1.Anorexia and bulimia are very rare and complex psychological disorders with a strong genetic component.
厌食症和易饿病是少见和复杂的心理疾病，并且带有很强的遗传因素的。
2.PMS tends to be more common among twins, suggesting the possibility of some genetic component.
经前综合症在孪生姐妹群体中有更普遍的倾向，表明可能与某些遗传组分相关。
3.Clearly, there is a genetic component to weight control since up to 70 percent of our weight is determined by hundreds of gene loci.
很明显的是体重受遗传因素影响，因为一个人体重70%由基因座位决定。
4.Parkinson's disease, like many common age-related conditions, is now recognized to have a substantial genetic component.
帕金森疾病，就像许多常见一些老化相关的疾病，现在被公认有实质性的基因组成部分。
5.Studies of twins suggest a genetic component larger than those known to be involved in high cholesterol and osteoporosis.
对于双胞胎的研究表明有高胆固醇和骨质疏松的人的遗传成分更大。
6.At best, researchers believe that there may be a genetic component.
研究人士至多会认为可能同性恋可能会有基因组成部分。
7.Fraternal twins also shared a tendency towards fearfulness but the link was less strong, indicating a genetic component to fearfulness .
非同卵双胞胎也有此趋势但要相对弱一些，这说明了产生恐惧的遗传因素。
8.But until now, known genes could account for only about a quarter of the genetic component of cancer risk.
但直至目前，已鉴定的基因仅仅只占了致病遗传因素的四分之一左右。
9.Dr. Zinn has focused on the genetic component of GH secretion, especially in response to growth hormone releasing factor (GRF).
博士恩都集中在遗传组成部分生长激素的分泌，尤其是在针对生长激素释放因子（GRF）。
10.Familial clustering studies indicate that breast cancer risk has a substantial genetic component.
家族聚集性研究表明遗传因素在患乳腺癌的危险性中占较大比重。