It allows scientists to explore new explanations for observations.
A imprint like a foot print in a rock or on concrete when it is fresh!
HOPE THIS HELPS!!!
:)
Answer:
2 curly wing and 1 wild type, the only lethal recessive lethal mutant will die before adulthood.
Explanation:
Cy/Cy+ x Cy/Cy+ = Cy/Cy, Cy/Cy+, Cy/Cy+, Cy+/Cy+