Quiz 3 Flashcards Preview

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Flashcards in Quiz 3 Deck (15)
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1
Q

Category of membrane proteins anchored by transmembrane segment

A

Integral

2
Q

Concentrated salt solution is exert a blank osmotic pressure

A

High

3
Q

Diffusion of water through a semi permeable membrane

A

Osmosis

4
Q

Fibers and cytoskeleton that connected to desmosomes

A

Intermediate filaments

5
Q

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

A

Gated channels

6
Q

Functions of membrane proteins

A

Transport and receptors

7
Q

Packaging center of cell

A

Golgi apparatus

8
Q

Protein filaments in cilia and flagella, 9+2 structure

A

Microtubules

9
Q

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

A

Gap junctions

10
Q

Ribosomes have two subunits component of blank

A

Protein and ribosomal RNA

11
Q

Site for much protein synthesis part of Endomembrane system

A

Rough ER

12
Q

Typo so Junction that prohibits movements of materials between epithelial cells

A

Tight junctions

13
Q

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

A

Transverse asymmetry

14
Q

What general category of molecule could penetrate a membrane most easily

A

Hydrophobic

15
Q

What regulates exchange of materials between cells and their surroundings

A

Plasma membrane’s