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14 Sep 2018

Match the following choices to the statements.

1) Formed by proteins that create tunnels between cells

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

2) A site of linkage between the extracellular matrix and the cytoskeleton

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

3) A site of linkage between the actin cytoskeleton of two adjacent cells

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

4) Rely on intermediate filaments to connect cells to an adjacent cell

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

5) Are non-functional in patients with a genetic disorder known as Pemphigus vulgaris

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

6) Are abundant in tissues that experience high mechanical stress (e.g., heart muscle)

a) Adhesion Belts

b) none are correct

c) desmosomes

d) gap junctions

e) tight junctions

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Collen VonLv2

16 Sep 2018

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Related questions

1. How does the extracellular matrix affect a cell that it surrounds? (Select all that apply.)

		The cell's shape depends in part on the structure and composition of the extracellular matrix.
		The genes that the cell expresses depend in part on the types of proteins in the extracellular matrix.
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		The extracellular matrix has no effect on the cells that it surrounds.
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2. Dynamic instability is the rapid assembly and disassembly of:

		microfilaments.
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3. Which one of the following is a characteristic shared by integrins and cadherins?

		Both are peripheral membrane proteins.

		Both are present in adherens junctions, desmosomes, and hemidesmosomes.
		The cytoplasmic domains of both proteins are connected to the cytoskeleton.

4. Which of the following is a mesh-like attachment between cells formed by binding of transmembrane proteins of one cell to the same protein type on the adjacent cell, preventing substances from passing between cells?

		a.) adherens junction
		b.)desmosome

		c.) tight junction

viridianlion889

1/ Nucleotides are attached at the ___ carbon during replication.

a/ 1'

b/ 2'

c/3'

d/4'

e/5'

2/ what characteristics do gap junctions bestow on tissues that use these adhesions.

a/ they allow comminution between adjacent cells.

b/ they form a watertight battier between the cells.

c/ they use the extracellular matrix to indirectly connect adjacent cells.

d/ they provide strong connections to resist pulling forces

e/ All of the above

f/ A and B only

3/ when we first see chiasmata under a microscope we know that.

a/ Asexual reproduction has occurred.

b/ Meiosis II has occurred.

c/ anaphase II has occurred.

d/ prophase I is occurring.

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B)because blood decreases in pressure as it travels throughcirculation

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A)Na+,K+, Ca2+ and Cl- are all more concentrated in theEXTRACELLULAR fluid

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C)Na+, Ca2+, and Cl- are all more concentrated in theEXTRACELLULAR fluid

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A)the width of the H-zone decreases

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