41. Though relatively few mutations are advantageous, those that are play an important role in evolutionary changes . 42. In North America, since the redress victory in 1988, a significant evolutionary change has occurred. 43. Some evolutionary changes were made to " TRL " throughout the next couple of years. 44. The process of evolutionary change is one of the key considerations necessary when considering potential vaccine candidates. 45. After selective forces on the resulting phenotypes, evolutionary change that promotes evasion of host defenses occurs. 46. This gave rise to a series of evolutionary changes that resulted in the origin of seed plants. 47. "Ethernet is simpler, it's cheaper and it allows an evolutionary change ," 48. The evolutionary changes included increased size and shape of the skull, decreased basal angle and basicranial length. 49. Cycads have changed little since the Jurassic, compared to some major evolutionary changes in other plant divisions. 50. They have changed little since the Jurassic, compared to some major evolutionary changes in other plant divisions.
