Answer:
Cell type
Explanation:
How an organism obtains their food, cell structure and cell makeup are key characteristics that are used to place an organism in a particular kingdom. Originally all organisms were grouped under two kingdoms, the animal and the plant kingdoms.
Answer: Cell type.
Explanation: After the advent of microscopes and DNA analysis methods, scientists started to classify life based on the composition of cells, how the cells of organisms looked and were arranged, and the way an organism procures its food.
