Answer: The phenomenon explains that gene expression can be influenced by the environment.
Explanation: In gene,certain factors play a crucial role in influencing and determine organisms structure, development and functions.
Internal and external environmental factors, like gender and temperature play a role in influencing gene expression. Similarly, drugs, chemicals, temperature, and light are among the external environmental factors that can determine which genes are turned on and off, thereby influencing the way an organism develops and functions.
So from the question given,warm temperature as a factor was able to change the color of the mass of the growing bread mold.