it14spr101.40bc3t123.txt

What major part of a cell contains the DNA? Nucleus

What major part of a cell holds specialized structures called cytoplasmic organelles? Cytoplasm

What cellcontains the cytoplasm? Cell membrane

What is the basic units of an organism? Cells

What divides the labor in a cell by partitioning off certain areas or providing specific functions? Organelles

What is the liquid that organelles are suspended in? Cytosol

What is the name of the membrane that controls the entrance and exit of substances allowing some in while excluding others? Selectively permeable

What is the basic framework of the cell membrane? Bi- layer phospholipid

What water- soluble "heads" contain phosphate groups? Hydrophilic

What water- insoluble makes up the interior of the membrane? Hydropholic

What is the name of the cell membrane that is descirbed to reconize the dynamic structure?

Fluid mosaic model

Which prteins penetrate into the phospholipid bi-layer? Integral proteins

Which protein can pass completley through the phospholipid bi-layer? Trans membrane

Which protein does not protrude into the bilayer but remains on the surface?Peripheral proteins