Answer:
Option (A).
Explanation:
Facilitated diffusion may be defined as the process of movement of the particles from the region of higher concentration towards the region of lower concentration with the help of specific integral transmembrane protein.
Facilitated diffusion is a type of passive diffusion and solute particle down the concentration gradient. So this process doesn't require an ATP or any other energy source.
Thus, the mismatched pair is option (A).
Answer:
Made mostly of collagen, bone is living, growing tissue. Collagen is a protein that provides a soft framework, and calcium phosphate is a mineral that adds strength and hardens the framework. This combination of collagen and calcium makes bone strong and flexible enough to withstand stress.
