Answer: This is what I got, do what you will with this.
Answer:
Offspring that benefited by inheriting several mutations out-competed the offspring lacking the mutations.So, the population changed and they grew the mutations to protect themselves
Explanation:
Answer:
Knight service, in the European feudal system, military duties performed in return for tenures of land. The military service might be required for wars or expeditions or merely for riding and escorting services or guarding the castle.
Explanation:
First and foremost the end of slavery freed the African-Americans who had been restrained for so long. This meant a new found freedom for them and during the period of reconstruction, some 2000 African-Americans held government jobs. However life in the years after slavery also proved to be difficult. Although slavery was over, the brutality of white rice prejudiced persisted.