Answer :
The three important features proposed by Watson and Crick are as follows:
- a phosphate group
- a deoxyribose sugar
- a single nitrogen-containing base
How is the structure of DNA formed?
DNA is a biological molecule that stores genetic information in living cells.
The structure of these DNA molecule was built and proposed by a duo scientist named James Watson and Francis Crick in the 1950s.
However, they determined three important features of the DNA molecule and are as follows:
- a phosphate group
- a deoxyribose sugar
- a single nitrogen-containing base
Learn more about DNA molecule at: https://brainly.com/question/264225
#SPJ1