Fungi have some resemblance to animal organisms, for example, fungi's cell walls contain carbohydrate chitin, the same hard material from which shells are made. Fungi are superficial organisms similar to plants, have a structure that resembles plants or parts of plants. Then, fungi, as well as plants, have a nuclei attached to the membrane. However, unlike animal cells, fungi and plants contain cells that are enclosed by a cell wall.
Greetings..! The given sentence is in Active Voice. So , to convert it into Passive voice , we need to make its subject the object , as : By whom was the last cookie eaten by ? Here,the tense of verbs have