There are also three kinds of structures found in plant cells and not in animal cells. 1  cells have. ; 2  animal cells do not. 3  As noted in the description of the prokaryotic cell wall, the cell must also have a plasma membrane. 4  Plant cells have cell walls in addition to plasma membranes, not instead of plasma membranes. The. 2  for a eukaryotic cell is the same kind of structure, and has the same function as the plasma membrane of a prokaryotic cell. ( 3 ER) is a system of membrane-enclosed channels which ramifies throughout the cytoplasm of the cell. 4  It comes in two types--smooth and rough.
Â· just now. Report Abuse. Donated blood lasts for around 35 days as whole blood collected into a bag with anticoagulant and additives which help keep the blood cells alive (dextrose, phosphate and citrate). Plasma that is separated off can be frozen (at minimum -25 degrees Celcius) and kept for one year.
How long does it take for the body to replace loss of blood? The body makes new blood all the time but how long it takes depends on how much. Actually it takes 4 month, because blood is produced from the bone marrow and the bone marrow â¦ replaces blood every 4 months, so if u donated blood for example 1/4 liter then it will take 4 months and if you donated even 5 liters, which is wrong, you will also take 4 months.