Identify the environmental factor that caused the change in gene expression in the previous question. * a. Genetic Disorder
b. The type protein digested by the organism
c. The Ozone Layer
d. Temperature/seasonal change

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.