BIOL 2085C EXAM 3 (COMPLETE & VERIFIED) FALL SEMESTER WITH ACCURATE
SOLUTIONS
What is the extracellular matrix?
organized network of materials outside the plasma membrane
what role do ECM molecules play?
work to send signals that help regulate shape and cellular activities
what is the basement membrane?
support structure that epithelial and endothelial cells attach to. lining that separates cells
from one another .
what cells are found in the ECM?
collagen, proteoglycans, laminin, fibronectin
what type of proteins are collagen?
structural
what type of proteins are proteoglycans?
protein-sugar complexes
, what type of proteins are lamin/fibrinectin?
adhesive glycoproteins
Where is the basement membrane found?
between epithelial and connective tissue
basement membrane function
mechanical support (resist forces), barrier to movement, aid in cell survival and migration
what is the basement membrane made up of ?
laminin and collagen
how are ECM proteins able to interact with one another?
have binding sites and receptors on their cell surface
what forces does collagen resist?
pulling or stretching
what is collagen's function?
SOLUTIONS
What is the extracellular matrix?
organized network of materials outside the plasma membrane
what role do ECM molecules play?
work to send signals that help regulate shape and cellular activities
what is the basement membrane?
support structure that epithelial and endothelial cells attach to. lining that separates cells
from one another .
what cells are found in the ECM?
collagen, proteoglycans, laminin, fibronectin
what type of proteins are collagen?
structural
what type of proteins are proteoglycans?
protein-sugar complexes
, what type of proteins are lamin/fibrinectin?
adhesive glycoproteins
Where is the basement membrane found?
between epithelial and connective tissue
basement membrane function
mechanical support (resist forces), barrier to movement, aid in cell survival and migration
what is the basement membrane made up of ?
laminin and collagen
how are ECM proteins able to interact with one another?
have binding sites and receptors on their cell surface
what forces does collagen resist?
pulling or stretching
what is collagen's function?
