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 DNA’s double helix structure
d. performed experiments that convinced scientists that DNA is a double-stranded molecule
e. used x-ray diffraction in all of their experiments
ANSWER: c
You might also like to view...
The human large intestine is about _____ in length.
A. 1.5 m B. 6 m C. 7.5 m D. 15 m E. 30 m
Oral infections with herpes simplex virus 1 can lie dormant in nerve cells for years, and when a patient becomes stressed, the virus is released, forming cold sores on the lips. Where will the virus be while dormant in the nerve cell?
a. Floating in the nerve cell cytoplasm b. Integrated in the nerve cell chromosomes c. In the nerve cell membrane d. Floating outside of the nerve cell, waiting to reinfect it e. In the blood
When a bud breaks of and makes a new organism it is called what?
What will be an ideal response?
Prokaryotes reproduce using a method called ________.
Fill in the blank(s) with the appropriate word(s).