If a scientist moves the operator to the middle of the operon, so the order is lacZ then operator then lacA gene, which of the following would likely occur when there is no glucose or lactose? a. Neither lacZ or lacA will be expressed
b. lacZ but not lacA will be expressed
c. Both lacZ and lacA will be expressed
d. lacA but not lacZ will be expressed

homeostasis is the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. and this is how it applies to the integumentary system. back to top. skin functions in homeostasis include protection, regulation of body temperature, sensory reception, water balance, synthesis of vitamins and hormones, and absorption of materials. when body temperature falls, the sweat glands constrict and sweat production decreases.