AP BIOLOGY

THE MOLECULAR BASIS OF INHERITANCE

DNA REPLICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Who is credited with constructing the first model of DNA structure?
A
Watson and Crick
B
Rosalind Franklin
C
Chargaff
D
Dumbledore
Explanation: 

Detailed explanation-1: -James Watson and Francis Crick.

Detailed explanation-2: -Watson and Crick were not the discoverers of DNA, but rather the first scientists to formulate an accurate description of this molecule’s complex, double-helical structure.

Detailed explanation-3: -Created by Rosalind Franklin using a technique called X-ray crystallography, it revealed the helical shape of the DNA molecule. Watson and Crick realized that DNA was made up of two chains of nucleotide pairs that encode the genetic information for all living things.

Detailed explanation-4: -Watson, Crick, and Rosalind Franklin In the early 1950s, American biologist James Watson and British physicist Francis Crick came up with their famous model of the DNA double helix.

There is 1 question to complete.