The price elasticity of demand measures thea. responsiveness of a good's price to a change in quantity demandedb. adaptability of suppliers when a change in demand alters the price of a goodc. responsiveness of quantity demanded to a change in a good's priced. adaptability of buyers when there is a change in demande.
Striations are a key attribute to identify skeletal and cardiac muscle types. Although striations are usually visible in most sections of these muscle types, it can sometimes take a little adjustment of the microscope lighting to see them clearly.
In striations of muscle bands, these are the dark filaments that make up the A band. Thin filaments are composed of protein molecules called actin. In striations of muscle bands, these are the light filaments that make up the I band.