Final answer:
The suffix -kinesis indicates movement, often used in medical terms to describe various types of motion or activity within biological systems.
Correct option is A
Step-by-step explanation:
The suffix -kinesis, derived from the Greek word 'kinesis,' meaning 'movement' or 'motion,' is integral in forming words that describe various types of movement in biological contexts. This linguistic element is particularly prevalent in scientific terminology. For instance, 'telekinesis' denotes the extraordinary ability to move objects with the mind, emphasizing a form of psychic motion. Another example is 'chemokinesis,' where the suffix denotes the movement of cells influenced by chemical signals.
The etymological connection to 'kinesis' elucidates the inherent emphasis on motion in words incorporating this suffix. These terms not only provide a precise description of specific actions but also showcase the versatility of the -kinesis suffix in conveying the dynamic processes inherent in diverse scientific and medical phenomena related to movement.