Final answer:
CAM-KII, or Ca2+/calmodulin-dependent protein kinase II, is particularly involved in memory formation, which makes it crucial for learning and synaptic plasticity. It isn't directly tied to muscle contraction, vision processing, or auditory perception.
Step-by-step explanation:
CAM-KII, also known as Ca2+/calmodulin-dependent protein kinase II, is a key protein involved in various processes within the body. However, when it comes to its specific roles related to the options provided in your question, CAM-KII is majorly involved in memory formation. This enzyme plays crucial roles in synaptic plasticity, which is essential for learning and memory. Associating sensory stimuli with learned behavior and processing information are parts of its functions in the central nervous system.
It is not primarily associated with muscle contraction, which is more directly linked to motor proteins like myosin, or with specific sensory processing roles such as those in vision processing or auditory perception, although it can be indirectly involved in such processes.