From the DNA X-ray crystallography data, Franklin and Wilkins inferred that ____ while Watson and Crick

determined that ____.
a. purines and pyrimidines exist in a 1:1 ratio; DNA is helical
b. phosphates are stacked liked rungs on a ladder; DNA is helical
c. DNA is helical; DNA is the genetic material
d. DNA is helical; the flat nucleotide bases are stacked upon each other
e. the flat nucleotide bases are stacked upon each other; DNA is helical.


e

Biology & Microbiology

You might also like to view...

What is the organelle that runs photosynthesis?

a. Chloroplast b. Golgi body c. Rough endoplasmic reticulum d. Mitochondria e. Lysosome

Biology & Microbiology

Which of the following is NOT found in every nucleic acid?

a. ribose b. phosphate group c. purine d. pyrimidine e. uracil

Biology & Microbiology

Sodium (Na), atomic number 11, has a tendency to lose an electron in the presence of chlorine. After losing the electron, Na has ________ protons in its nucleus

A) 11 B) 10 C) 22 D) 21 E) 12

Biology & Microbiology

A lichen results from the mutualistic relationship between fungi and which of the following?

A) cyanobacteria or algae B) green plants C) heterotrophic bacteria D) protozoans

Biology & Microbiology