The smallest particle of a substance that has all of the physical and chemical properties of that substance. Molecules are made up of two or more atoms - for example, a molecule of water is made up of two atoms of hydrogen and one of oxygen.
Although we have known of the interactions of nature and nurture for decades, the term 'epigenetics' has only recently been taken up by scientists and the wider public to refer to these phenomena...
A newly discovered mechanism explains why pregnancies last longer in some species than others...
Thirty-three genes associated with male infertility have been identified through a 'genomics-first' approach to understanding the condition...
Scientists have made progress towards a reliable technique for treating male infertility...
Using human stem cells, scientists from the University of Cambridge have developed a model for early embryo development...
The genetic code alone cannot account for all of the information needed for one organism to reproduce, and more attention should be paid to other components and attributes of the fertilised egg, two new papers suggest...
A new study has found that BRCA gene mutations do not affect the survival rates of breast cancer patients under 40...
Drinking alcohol damages blood stem cells by altering their DNA, raising the risk of developing cancer, scientists have found.
DNA repair may be reduced in people working at night time, compared with those having a night's sleep, according to new research from the US...
Researchers have discovered a new approach to slow the rate of breast cancer tumour growth in mice...
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