In some people, substances such as peanuts, eggs, and milk cause an immune response. This response to usually harmless substances is most similar to the 1
action of the heart as the intensity of exercise increases
2
mechanism that regulates the activity of guard cells
3.
action of white blood cells when certain bacteria enter the body
mechanism that maintains the proper level of antibiotics in the blood

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

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.