In the infamous anthrax attacks of 2001, several letters were received at the offices of two u. s. senators and various news media outlets. the letters contained dry granular or powdery material. seventeen people who came into contact with the material from the letters suffered anthrax infections; five more died of anthrax. how could dried-out material cause anthrax?

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.