Answer:
He identified that diseases are caused by malfunctioning cells.
That all cells arise from pre-existing cells.
I think the answer would be pesticides... i see you selected it though. was that a wring answer?
Answer:
B) Hypogranular neutrophils
Explanation:
Myelodysplastic syndrome occurs due to a disordered production of blood cells in the bone marrow that die before they are even released into the bloodstream. This syndrome is of great clinical significance as they may progress to Acute Myeloid Leukemia. Generally, when this disease has pre-leukemic features it may include hypogranular neutrophils which is one is a feature of neutrophil dysplasia commonly observed in myelodysplastic syndromes.