Maca, (Lepidium meyenii), herbaceous plant of the mustard family (Brassicaceae), cultivated for its edible rootlike storage organ. The plant is native to the Andes Mountains of central Peru, where it grows at elevations roughly between 4,000 and 4,500 me
11.Why does the author include a description of how the “doorways and windows” of Machu Picchu were constructed? A. To indicate that the combined skeletons and skins of the stone buildings of Machu Picchu were similar to igloos and adobe structures ...
Tardigrades constitute one of the most important group in the challenging Antarctic terrestrial ecosystem. Living in various habitats, tardigrades play major roles as consumers and decomposers in the trophic networks of Antarctic terrestrial and freshwat
Llama, domesticated livestock species, descendant of the guanaco, and member of the camel family, Camelidae. A pack animal that is also used as a source of food, wool, hides, tallow for candles, and dried dung for fuel, the llama is found primarily in th