In the 1950s when Watson and Crick were working on their model of DNA, many scientists did not think that DNA carried the genetic code. What was the other molecule that they thought it could be?
What are the chemical components of a DNA nucleotide?
a phosphate, a sugar, and a nitrogenous base.
a phosphate, a nitrogenous base, and an amino acid
a nitrogenous base, a sugar, and an amino acid
carbon atoms in sugars
What would be the complimentary strand to the nucleotide sequence?
Who was credited with the discovery of the structure of the DNA molecule?
Alfred Hershey and Martha Chase
Rosalind Franklin and Maurice Wilkins
James Watson and Francis Crick
Who is credited with the crystallography photo that proved the double helix structure of DNA?
Information in DNA is stored by the
sequence of the bases
length of the strand
shape of the molecule
The discoverers of the structure of DNA were awarded the Nobel prize in what year?
Heredity can be explained by
an arrangement of atoms
looking at your parents
watching the birth of a living thing