List three dominant groups of animal and plant life (think big group like amphibians instead of frogs, or fish instead salmon) during each the following four geologic eras or eons. precambrian eon paleozoic era mesozoic era cenozoic era

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat