Question

practice it! leeuwenhoek discovered many new living things using his new higher - powered microscopes. select the option(s) which were some of his discoveries. single celled organisms living in water red blood cells animal cells bacteria plant cells

Explanation:

Antonie van Leeuwenhoek is known for his discoveries of single - celled organisms (protists) in water, red blood cells, animal cells, and bacteria using his microscopes. He made significant contributions to the early understanding of microscopic life. While plant cells were also an important discovery in the history of microscopy, Leeuwenhoek's more prominent discoveries were in the other areas mentioned.

Answer:

single celled organisms living in water, red blood cells, animal cells, bacteria