Question

while observing cells under a microscope a researcher notices that the cells appear to be multiplying. which part of the cell theory is supported by this observation? sc.912.l.14.1 b. cells are the basic units of matter. a. cells arise from preexisting cells. c. all living things are made of one or more cells. d. cells have specific structures with related functions.

Explanation:

Cell theory states that cells arise from preexisting cells. When cells are observed multiplying, it shows that new cells are formed from existing ones. Option B is incorrect as cells are basic units of life, not matter. Option C is about composition of living things. Option D is about cell structure - function relationship.

Answer:

A. Cells arise from preexisting cells.