Very Low Fluence (VLF) Responses

It sensitive to low levels of light (0.1 nmol m -2 . Less than 0.02% is Pfr). These are not photo-reversible and saturate at 50 nmol m -2 . Some examples include;

a) mesocotyl elongation in cereals; and 

b) Arabidopsis seed germination

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#Unit 7. System Physiology – Animal

Voltage-gated Na+ channels are highly concentrated in the nodes of Ranvier and the initial segment in myelinated neurons. 

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#Unit 7. System Physiology – Animal

The individual fibers are separated by membranes, but depolarization spreads radially (syncytium) because of the presence of gap junctions.

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#Unit 4. Cell Communication and Cell Signaling

Maximal activation of PKB depends on recruitment to the cytosolic surface of the plasma membrane of two other kinases -PDK1 and PDK2.

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#Unit 4. Cell Communication and Cell Signaling

The merozoites infect red blood cells, which eventually rupture, releasing more merozoites. 

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#Unit 3. Fundamental Processes

Class I AATS are generally monomer and rarely dimer.