Question

antonie van leeuwenhoek is credited with being the first to observe _______. (1 point) brain cells red blood cells viruses bacteria

Explanation:

Antonie van Leeuwenhoek is known as the father of microbiology. He was the first to observe bacteria using his self - made microscopes. Red blood cells were not his first major discovery. Viruses were too small to be observed with his simple microscopes. Brain cells were also not his primary discovery.

Answer:

D. bacteria