It also controls genes that protect cells from highly reactive oxygen radicals - molecules often thought to drive human ageing through the cumulative damage they wreak on DNA.

它还控制基因保护细胞不受高活性氧自由基这种被认为通过其在DNA上造成的累积损害导致人衰老的分子的侵害。

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Scientists thought that most RNA in a cell was messenger RNA generated by protein-coding genes, RNA in ribosomes, or a sprinkling of other RNA elsewhere.

科学家们曾认为，细胞中的大多数RNA是由蛋白质编码基因产生的信使RNA，核糖体rna，或其它地方的少量rna。

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Both genes are thought to influence appetite and how much energy the body USES.

这两种基因都被认为是影响人们胃口和决定人们可以使用多少能量的因素。

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Mating by individuals with similar genes was thought to be a problem.

VOA: special.2010.01.19

Older mothers are known to face increased risks for having children with genetic disorders, and genes are thought to play a role in the entire autism spectrum.

VOA: standard.2010.02.10

Dr Mrazek told BBC News Online that it was possible that the stress associated with parental problems caused chemical changes in the body that had an effect on the function of genes thought to be linked to the development of asthma.

BBC: Parenting link to asthma

This vast majority of genetic material known as functional noncoding DNA, mostly embedded within and around the genes, was thought to play an important but murky role in regulating how the coding genes go about their business.

FORBES: Arguing Over Junk: Scientists Attack Each Other as Media Flub 'DNA Story of the Year'

Many diseases of old age, such as Alzheimer's, are now thought to be linked to changes in mitochondrial genes.

ECONOMIST: Centenarians