What made the discovery of cells possible?(1 point)

Responses

the study of viruses and bacteria
the study of viruses and bacteria

the invention of the microscope
the invention of the microscope

the observation of cells by Hooke and Pasteur
the observation of cells by Hooke and Pasteur

the use of magnifying

lenses and lenses and the study of plants and animals

the use of magnifying lenses and improved optics