I believe the answer is Responding or Dependent variable. Let's say that a study is conducted in order to find out whether Drug A could work in slowing down the growth of Cancer Cells. In this case, Drug A is considered as Independent variable and Growth of the Cancer Cells is considered as Dependent Variable.
The lack of access to the healthy food has caused the growth of Sebastian to slow down. In the case healthy food is provided to him, he can grow into the size he was genetically suited to. This process is known as the canalization. Canalization term is used as the measure of the ability of any given genotype to result in the same phenotype in-spite of the environmental variability.
