Maternal and fetal tissues form two units that are closely bound together at the placental level. Quiz. The fetal part of the placenta is made up of the chorionic plate with its placental villi, the cytotrophoblast layer and the intervillous spaces.
1 , which performs the function of photosynthesis. 2  Chloroplasts are double-membrane-bound, like mitochondria. 3  Also like mitochondria, their inner membrane is very complicated. 4  In fact, it's formed into many thylakoid structures which perform the same function performed by the thylakoids in prokaryotic cells.
1 Eukaryotic cells have a true nucleus, bound by a double membrane. 2  Prokaryotic cells have no nucleus. 3  The purpose of the nucleus is to sequester the DNA-related functions of the big eukaryotic cell into a smaller chamber, for the purpose of increased efficiency.he difference between prokaryotic and eukaryotic cell is eukaryotic cell is inside of people, plants, and animals. The prokaryotic is a bacteria cell Study Island: Prokaryot â¦ ic cells do not have a true nucleus or membrane-bound organelles. 30 people found this useful.