Quiz 3

Question 1

Category of membrane proteins anchored by transmembrane segment

Answer 1

Integral

Question 2

Concentrated salt solution is exert a blank osmotic pressure

Answer 2

High

Question 3

Diffusion of water through a semi permeable membrane

Answer 3

Osmosis

Question 4

Fibers and cytoskeleton that connected to desmosomes

Answer 4

Intermediate filaments

Question 5

Form of facilitated diffusion trigger molecule attaches to protein, protein opens into a tunnel across membrane

Answer 5

Gated channels

Question 6

Functions of membrane proteins

Answer 6

Transport and receptors

Question 7

Packaging center of cell

Answer 7

Golgi apparatus

Question 8

Protein filaments in cilia and flagella, 9+2 structure

Answer 8

Microtubules

Question 9

Protein walled tubes that allow exchange of materials between animal cells/very important in cardiac muscle

Answer 9

Gap junctions

Question 10

Ribosomes have two subunits component of blank

Answer 10

Protein and ribosomal RNA

Question 11

Site for much protein synthesis part of Endomembrane system

Answer 11

Rough ER

Question 12

Typo so Junction that prohibits movements of materials between epithelial cells

Answer 12

Tight junctions

Question 13

What characteristic of membrane components shows that the fluid Mosaic model applies to materials with in a layer of membrane but not between

Answer 13

Transverse asymmetry

Question 14

What general category of molecule could penetrate a membrane most easily

Answer 14

Hydrophobic

Question 15

What regulates exchange of materials between cells and their surroundings

Answer 15

Plasma membrane’s