Biotoxins as a sort of chemical compounds of biological origin play a very important role in military and biomedical fields.

生物毒素是一类具有重要军事和生物医学应用价值的生物源化学物质。

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A novel apparatus and a novel method of imaging a luminescence phenomenon of a sample of biological origin using an optical image formation device are provided.

提供了一种使用光学成像设备对生物源的样本的发光现象成像的新装置和新方法。

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A prevalence of left-handed amino acids would indicate they were biological in origin.

如果左旋氨基酸占大多数的话，就说明这些氨基酸从根源上来说是具有生物性的。

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It is important to remember that many of the greatest biological discoveries had yet to be made when Darwin published "On the Origin of Species."

VOA: special.2009.12.01

It will be hard for NASA to definitively say if an organic is of biological origin or not, but they say the research they do with MSL will help guide future missions.

MSN: New Mars rover hunts for life by 'cooking' rocks

His company Cofactor Bio offers a sequencing service to complement its GeneLaser DNA Sequencing Kit, which includes reagents for amplifying target sequences, and DNA Barcoding Kit, for identifying the biological origin of samples (available in editions for fish, fungi, flower plants, and other organisms).

FORBES: DNA Sequencing For Fun And Profit: A Low-Cost Platform For Garage Biotech