/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: twjeffries https://cdn.slidesharecdn.com/profile-photo-twjeffries-48x48.jpg?cb=1523287455 More serious than I want to be but not as much as I should be. Microbiologist; physiologist; biochemist; yeast geneticist; biofuels, renewable energy; concerned about global warming; winemaker; guitarist