Which choice describes a community? a. desert b. a forest of birds, insects, and squirrels c. a hole in which a snake lives d. a desert of sand, rocks, hawks, and snakes

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

Some of the money that people deposit into a bank eventually becomes a interjection into the economy when the bank