Fuzzy white material was discovered on little brown bat noses in places where large numbers of those bats had died. Researchers obtained samples of the white fuzz.



Photo courtesy Ryan von Linden. Photo used with permission from New York State Department of Environmental Conservation. All rights reserved.

Which statement below describes the problem researchers had in identifying this lifeform?
Choose one:
A. The fuzz did not possess DNA.
B. The fuzz was not composed of cells.
C. The fuzz did not have a nervous system.
D. The fuzz would not grow on culture plates.

B. The fuzz was not composed of cells.