Tag: "crawls" at biology news
...chers have already developed a robotic device that crawls
under a door and detects chemicals. [Contact: Venu Varma] ENVIRONMENT The mercury mystery . . . Thousands of landfills around the nation may be serving as bioreactors, turning inorganic mercury into methylated or organic mercury, according to ...
'Bacteria-eating' viruses may spread some infectious diseases
... center plays with a toy, puts it in her mouth and crawls
away. Another child plays with the same toy and comes down with strep. Until now, scientists thought that disease-causing bacteria left on the toy was the culprit in transferring the disease from the first child to the second. New research at The Roc...
Study finds that fungus farming by snails causes marsh grasses to wither
...y grazes a live salt-marsh cordgrass. As the snail crawls
along the grass surface, it scrapes grass tissue with its band of saw-like teeth and creates longitudinal cuts in leaf surfaces, making a much larger meal possible. While it travels, the snail also deposits feces laden with fungal spores and nutrient...
Ability to smell food regulated by enzyme's interaction with RNA interference pathway
... finding food. When placed near food a normal worm crawls
quickly to the food but an ADAR mutant may crawl in a completely different direction. To see if ADAR functions were related to the RNAi pathway, Bass and Tonkin made strains of the worm with mutations in both the ADAR genes and in genes required for ...
Mite transmits viruses damaging to wheat
...nt-feeding pests, of the order, Acarina. The mite crawls
slowly and depends almost entirely on wind for movement. Mature wheat is no longer suitable as a food source, so the mite stands on its tail end to catch an air current and ride to a new, fledgling host. Dr. Jerry Michels, Experiment Station e...