Alfred Marshal was one of the most influential economists of his time and the author of the Principles of Economics book which was the principal economic textbook in England for long years. During his economic theory development, he borrowed a concept from the marginalists which is the theory of demand and the collective result of buyers who yearns services and products or the concept of scarcity.
Answer:
carbon fixation or calvin cycle
Was inspired by real life experiences.
Ear is a sensory organ responsible for hearing and listening. It is connected by the auditory nerve which serves as the messenger of information from the sense organ to the brain specifically in the primary auditory cortex.
The ear functions because of its structure that displays and initiates many transformation and accommodation of sound waves to able to translate them and understand these sensations for sound acuity. The pinna, the eardrum, the cochlea and the most important part of the ear is the hairlike structures in the cochlea which transduces these sound waves into meaningful information (perception).