Vertebrate skeletal muscle contraction, also depends on set of specialized accessory proteins that are closely associated with the actin thin filaments:

a) Tropomyosin

b) Troponin

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#Id: 9137

#Unit 10. Ecological Principles

Toxoplasma gondii

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#Id: 10543

#Unit 4. Cell Communication and Cell Signaling

Removal of a cell from its substratum disrupts integrin signaling, leading to release of the BH3-only Bim

protein from the cytoskeleton which binds to Bak and Bax to promote pore formation.

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#Id: 1176

#Unit 7. System Physiology – Animal

Inputs from eye to CNS: 

• Input from the rods 

• Input from the cones

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#Unit 2. Cellular Organization

a-tubulin and b-tubulin comprising 445–450 amino acids, which are tightly held together by noncovalent bonds.

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#Id: 1179

#Unit 7. System Physiology – Animal

Blind spot 

There are no visual receptors over the optic disk.