Respuesta :
Answer:
Robert Hooke is accredited with observing the first cells in 1665. At that time, Robert Hooke used a microscope to look at cork cells.
In 1670, Antoni van Leeuwenhoek was accredited with being the first scientist to discover pond life. He used lenses to make the discovery.
Robert Brown (1773-1858) used a microscope to discover the nucleus.
Explanation:
Once a man named Robert hook was using a microscope and notice microscopic this game moving, then he declared cells are the building blocks of life.