James Watson and Francis Crick
a. were both English researchers working at
Cambridge University.
b. performed elegant experiments in DNA
chemistry.
c. constructed an accurate model of the DNA
molecule illustrating its structural
simplicity.
d. performed experiments that convinced
scientists that DNA is a double-stranded
molecule.
e. did all of these
C
You might also like to view...
Which type of hemorrhagic fever has been shown to respond to ribavirin?
A. Lassa fever B. Ebola C. Rocky Mountain spotted fever D. Marburg
Which of the following statements concerning steroids is FALSE?
a. They can function as hormones. b. They are exemplified by cholesterol. c. They consist of four attached carbon rings. d. They are synthesized from isoprene units. e. They contain phosphodiester linkages
Mycorrhizae are associations between bacteria and the roots of select plants.
Answer the following statement true (T) or false (F)
________ occurs when a crossover in one region of a chromosome reduces crossovers in nearby regions
A) Negative supercoiling B) Negative interference C) Triple crossover D) Coefficient of coincidence E) Positive interference