A) Homeostasis is the process by which an organism maintains a stable internal environment* despite changes in external conditions. This involves regulating factors like temperature, pH, and blood g

Here are the answers to your questions:

*a) Homeostasis is the process by which an organism maintains a stable internal environment despite changes in external conditions. This involves regulating factors like temperature, pH, and blood glucose levels.

*b) (i) The structures on Fig. 8.1 are:
A: Sensory nerve ending (or receptor)
B: Sebaceous gland
C: Adipose tissue (or fat cells)
D: The label for D is not visible in the provided image.