The e. coli strain h104: o4 caused the 2011 outbreak in germany. this strain encodes several virulence factors that were acquired through horizontal gene transfer. if you are given the complete genome sequence of this strain, how can you identify the genomic regions containing these horizontally transferred virulence genes?

What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?