GTP-binding site on the β-subunit is at the surface of the dimer and GTP bound by the β-subunit can be hydrolyzed.

TLS Online TPP Program

#Id: 9206

#Unit 11. Evolution and Behavior

Genetic drift 

Genetic drift is an evolutionary force, in which allelic frequency change over generation Just by chance (sampling error). 

The deviations from the expected ratios are random, the direction of change is unpredictable.

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#Id: 5415

#Unit 7. System Physiology – Animal

Fibrous astrocytes, contain many intermediate filaments are found primarily in white matter.Protoplasmic astrocytes are found in gray matter and have a granular cytoplasm.

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#Id: 480

#Unit 2. Cellular Organization

Interphase chromatin is a mass occupying a large part of the nuclear volume

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#Id: 440

#Unit 2. Cellular Organization

Runs of two or more AT base pairs facilitate the bending of DNA, while runs of two or more GC base pairs have the opposite effect. 

 

TLS Online TPP Program

#Id: 8640

#Unit 2. Cellular Organization

In vertebrates, Rb is the major guardian of the cell cycle, integrating information about DNA damage and cell growth