What type of bacteria is causing the lake to be closed? A) Ecoli. B) Cyanobacteria C) Streptococcus D)pneumoniae

[ou.01jthe greatest speed with which any physical object moves is 300,000 km/soundsec. which of the following has a speed of 300,000 km/sec? a.light in water b.light in vacuum c.sound in air. d. sound in water

Rainbow trout is non- native to the united states. however this species is breeding with the native gula yltrout acientistrecently observed that the hola trout were becoming exitinct what is the cause of their extinction

Migrant workers who fill employment needs in their host country often send remittances to their home countries