BIO 181 Exam 1 questions well answered graded A+

BIO 181 Exam 1Advantages of being multicellular - correct answer 1. labor distribution 2. longer lifespans Endosymbiotic Theory - correct answer theory that eukaryotic cells formed from a symbiosis among several different prokaryotic organisms Disadvantages of being multicellular - correct answer 1. need more food 2. if one organ fails the who organism can fail lack of biomolecular machines - correct answer limits a cell from becoming more complex Single-celled eukaryote organism - correct answer - Has a limited number of biomolecular machines - Must find food, shelter, and a mate to reproduce - must escape from predators Minimum 4 needs of a cell - correct answer 1. food 2. Shelter 3. A mate 4. To escape from predators Identical DNA - correct answer Cells with different functions have _____. Division of labor - correct answer Major difference between single-celled eukaryotes and multi-cellular organisms Cancer cells become spherical and continue dividing - correct answer What do cancer cells do when they become crowded by surrounding cells?