Receptor cells themselves become less responsive to an unchanging stimulus and the receptors no longer send signals to the brain. movements that you don't consciously notice. microsaccades saccadic movements keep eyes from adapting to what they see. what involves detection of physical stimuli<span> from </span>environment<span>
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These changes can<span> be caused by environmental factors such as ultraviolet radiation from the sun, or</span>can<span> occur if an error is made as </span>DNA<span> copies itself during cell division. Acquired </span>mutations<span> in somatic cells (cells other than sperm and egg cells) cannot be passed to the next generation.</span>
Gravitational potential energy.
Chemical energy.
Nuclear energy.
