Why Was the X-Ray Diffraction Photography of Rosalind Franklin and Maurice

question 7

Multiple Choice

Why was the X-ray diffraction photography of Rosalind Franklin and Maurice Wilkins considered critical evidence in the study of DNA?

• A)The photographs indicated that DNA has a double helix structure.
• B)The photographs showed equal numbers of purines and pyrimidines.
• C)The photographs showed the bases of DNA were held together by hydrogen bonds.
• D)The photographs revealed the structure of the deoxyribose sugar.
• E)The photographs showed the location of each adenine,guanine,cytosine,and thymine.

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Definitions:

Viet Cong

A political organization and army in South Vietnam and Cambodia that fought the United States and South Vietnamese governments, noted for their guerrilla warfare tactics during the Vietnam War.

North Vietnamese

Refers to the people or entities associated with North Vietnam, especially during the Vietnam War era when Vietnam was divided into North and South.

Lyndon Johnson

The 36th President of the United States, who served from 1963 to 1969, known for his significant contributions to civil rights legislation and domestic programs known as the Great Society.

Vietnam War

A protracted conflict (1955-1975) between communist forces in North Vietnam and South Vietnam (supported by the United States), leading to extensive casualties and political unrest.