Passage 41 It was once assumed that all living things could be divided into two fundamental and exhaustive categories. Multicellular plants and animal...
Passage 40Joseph Glarthaar‘s Forged in Battle is not the first excel-lent study of Black soldiers and their White officers in the Civil War， but...
Passage 39Historians sometimes forget that history is conunu-ally being made and experienced before it is studied， interpreted， and read. These latte...
Passage 38It was once believed that the brain was independent of metabolic processes occurring elsewhere in the body. In recent studies， however， we h...
Passage 37Japanese firms have achieved the highest levels of manufacturing efficiency in the world automobile industry. Some observers of Japan have a...
Passage 36Protein synthesis begins when the gene encoding a protein is activated. The gene‘s sequence of nucleotides is transcribed into a molec...
Passage 35It can be argued that much consumer dissatisfaction with marketing strategies arises from an inability to aim advertising at only the likely...
Passage 34Kazuko Nakane‘s history of the early Japanese immi-grants to central California’s Pajaro Valley focuses on the development of fa...
Passage 33Until recently most astronomers believed that the space between the galaxies in our universe was a near-perfect vacuum. This orthodox view o...
Passage 32Increasingly， historians are blaming diseases imported from the Old World for the staggering disparity between the indigenous population of ...