Dr. J. Craig Venter became leader in the field of medical research when A) He combined research with Dr. Francis Collins to help map the human genome.
The different types of housing were built by the Anasazi were that the built houses on top of each other, creating large multistoried complexes. They also built their houses in canyon walls. On th other hand, they built cliff dwellings. They built houses such as longhouse, kivas, pueblos, and teepees
