Final answer:
Animal cells have a cell membrane, nucleus, and organelles like mitochondria and endoplasmic reticulum. They do not have cleavage furrows.
Step-by-step explanation:
Animal cells have several characteristics. Some of these include a cell membrane, a nucleus, and various organelles such as mitochondria and endoplasmic reticulum. Animal cells do not have cleavage furrows; this is a characteristic of cell division in animal cells.
Learn more about Characteristics of animal cells