Multiple Choice
In the context of the RNA world hypothesis about the origin of life, which molecule is proposed to have evolved first as both a carrier of genetic information and a catalyst?
1. Introduction to Genetics
History of Genetics
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In the history of genetics, who is credited (along with a collaborator) with creating the first accurate double-helix model of DNA in 1953?
A
James Watson and Francis Crick
B
Gregor Mendel
C
Rosalind Franklin and Maurice Wilkins
D
Oswald Avery and Colin MacLeod
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