Problem 1: The cloudy (cdy) recessive mutation causes seedlings to grow skotomorphogenically in the light. Double mutant analysis shows that CDY is upstream of HY5. CDY corresponds to a protein of known function. Name that protein. Briefly explain your reasoning. Enter your answer here
Problem 2: Crops can be genetically modified through breeding to express desirable agricultural traits. In one to three sentences, explain how and why the shade avoidance response was altered during the breeding of modern day corn to promote higher yields.