I think you're referring to a red blood cell, which is circular with that distinctive "dimple" or "crater" like hole in the middle - the purpose of the dimple is to increase surface area for gas exchange, as the role of the red blood cell in the body is to transport oxygen from the lungs to the working muscles of the body and take carbondioxide away from the muscles and back towards the lungs.
meiosis
in prokaryotic cell ribosome is partly synthesised from nucleoid and partly from pre-exsisting ribosomes. in eukaryotic cell ribosomes are partly synthesised from nucleorar organiser region and partly from pre-exsisting ribosomes.
Partly
An animal cell is round. A plant cell is rectangular.
It is a donut shape.
the vaculole is filled with cell sap in a plant cell. It is surrounded by the cytoplasm
The Mitochondria in a cell breaks down the Glucose
The Vacuole :)
cytoplasm
Cell nucleus is fill with nucleoplasm and nucleolus.
Mainly Phospholipid , Partly Glycolipid and cholesterol
is the cell wall use for storege