Animal cells do not naturally contain bacterial cells, as they are distinct organisms. However, bacteria can exist within animal cells in certain contexts, such as during infections or within specialized cells like macrophages that engulf bacteria. Additionally, some symbiotic relationships may involve bacteria living in or on animal cells. In terms of cellular structure, bacterial cells are prokaryotic and differ significantly from the eukaryotic structure of animal cells.
Bacterial cells are not considered true animal cells because they lack a nucleus and membrane-bound organelles, which are characteristic features of eukaryotic cells, including animal cells. Instead, bacteria are prokaryotic cells, meaning their genetic material is housed in a nucleoid region without a surrounding membrane. Additionally, bacterial cell walls contain peptidoglycan, whereas animal cells do not have cell walls. These fundamental structural differences contribute to the classification of bacteria as distinct from animal cells.
Cell membrane .
Organelles can be found in all kinds of cells: animal, plant, bacterial, etc.
The main difference between an animal cell and a bacterial cell is that a bacterial cell contains a plasmid, a ring of DNA, opposed to the chromosomes that animal cells possess. There are other differences, such as size (bacterial cells are many times smaller) and whether or not they contain membrane bound organelles, which bacteria do not. Bacteria cells have also flagella/flagellum that an animal cells (except spermatozoa or sperm cells) does not, a "tail" strand that extends out of the cell to propel it forward.
One structure that bacterial cells contain, which animal cells do not, is the cell wall. The bacterial cell wall, primarily composed of peptidoglycan, provides structural support and protection. In contrast, animal cells lack a cell wall and instead have a flexible plasma membrane. This difference in structure is a key factor in distinguishing prokaryotic cells (like bacteria) from eukaryotic cells (like those in animals).
only plant and bacterial cells have walls
Plant cells are generally larger than animal cells, and both are significantly larger than bacterial cells. Plant cells have a rigid cell wall that provides structural support and allows them to grow larger than animal cells, which do not have cell walls. Bacterial cells are much smaller than both plant and animal cells.
Bacterial cells are prokaryotic, meaning they do not have a distinct nucleus or membrane-bound organelles like animal and plant cells, which are eukaryotic. Bacterial cells also have a cell wall made of peptidoglycan, while animal cells have no cell wall and plant cells have a cell wall made of cellulose. Additionally, bacterial cells typically have a singular, circular chromosome, whereas animal and plant cells have multiple linear chromosomes.
Bacterial cells different from plant and animal cells is because plant has a cell wall and animal cells don't.
The difference between animal cells, plant cells, and bacteria is quite simple. Animal and plant cells have a nucleus, bacterial cells don't. Bacteria and plant cells both have cell walls, but animal cells don't. And plant cells are the only ones that have chloroplasts.
A bacteria cell differs structurally from plant and animal cells because of its small size. A bacteria cell has flagella outside of the cell to help it move. A bacteria cell does not contain organelles. Only the chromosome and sometimes ribosomes are visible in a bacteria cell.
phagocytosis
it does not have a nucleaus
An animal cell is more complex than a bacterial cell. Animal cells have membrane-bound organelles such as mitochondria, endoplasmic reticulum, and Golgi apparatus, while bacterial cells lack these structures. Additionally, animal cells have a nucleus that contains DNA, while bacterial cells have a nucleoid region that contains a single, circular DNA molecule.
Animal cells do not have walls. Only plant cells, fungal cells, and bacterial cells have walls.
Bacterial cells are not considered true animal cells because they lack a nucleus and membrane-bound organelles, which are characteristic features of eukaryotic cells, including animal cells. Instead, bacteria are prokaryotic cells, meaning their genetic material is housed in a nucleoid region without a surrounding membrane. Additionally, bacterial cell walls contain peptidoglycan, whereas animal cells do not have cell walls. These fundamental structural differences contribute to the classification of bacteria as distinct from animal cells.
While a bacterial cell does have a cell wall and a cell membrane, it does not contain a nucleus. The bacterial cell's genetic material, which looks like a thick, tangled string, is found in the cytoplasm.