Explain these statements in detail... The equilibrium receptor regions of the internal ear are called the vestibular apparatus. The receptors for linear acceleration and gravity are the maculae of the saccule and utricle. The receptor within each semicircular duct, the crista ampullaris, responds to angular or rotational acceleration in one plane.

Environmental impacts on evolution : mastery test

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales