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WorksheetsAP Bio Cell Size & Cell Membranes
Total questions: 13
Worksheet time: 10mins
Identify cholesterol molecule
structure a
structure b
structure h
structure i
Identify microfilament of the cytoskeleton
structure i
structure b
structure g
structure c
identify a glycolipid
structure a
structure d
structure e
structure g
Identify a peripheral protein
structure a
strucure b
structure g
structure h
Plasma membranes are selectively permeable. This means
anything can pass in and out
the membrane regulates the passage of the material in and out of the cell
glucose cannot enter the cell
cholesterol cannot enter
Which of the following substances would have the most trouble crossing the membrane by diffusing through the bilayer?
water
oxygen
carbon dioxide
a sodium ion
A major function of glycoproteins and glycolipids in the membane is to
glue cells together to form tissues
allow cells to identify each other
attach membrane to cytoskeleton
help retain shape
The fluid mosaic model describes a membrane consisting of
a phospholipid bilayer with embedded proteins
2 layers of phospholipids with proteins in between
individual proteins and phospholipids that can drift
both a and c
