Question

Prior to mendel:

a. humans observed, manipulated, and understood heredity and how it worked.
b. humans observed and manipulated heredity; however, they did not understand how it worked.
c. humans knew that heredity was controlled by genes; however, they didn't know the dna structure.
d. humans had no ideas about heredity.
e. humans observed heredity; however, they could not understand or manipulate it.

Answer 1

I believe the answer is D. Humans observed and manipulated heredity, but did not understand how it worked.
For thousands of years, both plant and animal breeders observed as well as manipulated heredity. However, they did not understand how heredity worked.