DnaG primase is bound to the helicase complex and creates the replication forks

TLS Online TPP Program

#Id: 9635

#Unit 4. Cell Communication and Cell Signaling

Constitutively active Ras proteins (RasD) 

Replacement of the normal glycine 12 with any other amino acid (except proline) blocks the functional binding of GAP proteins and in essence “locks” Ras in the active GTP-bound state.

TLS Online TPP Program

#Id: 5000

#Unit 6. System Physiology – Plant

In all photoperiodic plants,

In the winter when days are short, [P_R] > [P_FR]

In the summer when days are long, [P_R] < [P_FR]

TLS Online TPP Program

#Id: 5483

#Unit 7. System Physiology – Animal

ACh is degraded to choline and acetate by acetylcholinesterase (AChE) on the motor end plate

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#Id: 6458

#Unit 3. Fundamental Processes

Two commonly used epitope tags are FLAG, which encodes the amino acid sequence DYKDDDDK (single-letter amino acid code), and myc, which encodes the sequence EQKLISEEDL.

TLS Online TPP Program

#Id: 9967

#Unit 4. Cell Communication and Cell Signaling

Homologs

β-catenin in vertebrates = Armadillo in Drosophila