Between 1915 and 1925,the Size of the Eligible Voting Population

question 41

Multiple Choice

 Between 1915 and 1925,the size of the eligible voting population in the United States almost doubled.The main reason for this was that 

• A) the Fifteenth Amendment to the U.S. Constitution was ratified. 
• B) women were given the right to vote. 
• C) the grandfather clause, which denied voting to blacks, was ruled unconstitutional. 
• D) literacy tests for blacks were ruled unconstitutional. 
• E) voter-registration laws were abolished in seventeen states.

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Definitions:

Polyploids

Organisms or cells having more than two paired sets of chromosomes, often resulting in increased size or other changes.

Hybridization

(1) Interbreeding between members of two different taxa. (2) Interbreeding between genetically dissimilar parents. (3) In molecular biology, complementary base pairing between nucleic acid (DNA or RNA) strands from different sources.

Plant Evolution

The study of the processes that led to the diversity of the plant kingdom, from the earliest forms of life to the vast array of plants we see today.

Mechanical Isolation

A prezygotic reproductive isolating mechanism in which fusion of the gametes of two species is prevented by morphological or anatomical differences.