Genetic variations refer to different types of in a population.

How was the appointment of two consuls during the roman republic an example of a democratic principle? one consul represented patricians and one represented plebeians, so that all citizens had representation each consul had control over the same number of military legions, which prevented either one from a forceful takeover. consuls had to agree on all decisions, which prevented any one person from gaining too much power. consuls had to make decisions based on majority rule in the senate. quickly

Segregation or discriminatory practices that occur even when there is no explicit legal enforcement

The homestead act made it possible for millions of people to achieve the dream of acquiring immense wealth. owning a farm. living in a brick house. moving to a big city.