Question

question 8 (4 points)
(02.02 mc)
rudolf virchows work resulted in claim that all cells come from preexisting cells. how did this impact the creation of cell theory?
a it significantly contradicted earlier claims about cells in cell theory.
b it caused scientists to quit researching cells until new microscopes were invented.
c it showed that cell theory is very misunderstood in the scientific community.
d it added to our understanding of cells, completing the claims in cell theory.

Explanation:

Cell theory initially stated that all living organisms are made of cells and that the cell is the basic unit of life. Virchow's addition that all cells come from pre - existing cells completed the theory by addressing cell origin. It did not contradict earlier claims, did not cause scientists to stop researching cells, and did not show cell theory was misunderstood.

Answer:

D. It added to our understanding of cells, completing the claims in cell theory