Assertion: dinoflagellate's flagellum | /r/HasProperty | eyespot and light detector
Facets:
Source sentences:
text: Euglena possess (within a single cell): a flagellum for locomotion; an eyespot and light detector which, when used in concert, allows them to discern the direction of the most intense light; chloroplasts and mitochondria; granules of the polysaccharide paramylum for storage of surplus carbohydrates from photosynthesis; a contractile vacuole for osmoregulation; a nucleus; and an extensive endomembrane system.