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TLS Online TPP Program

#Id: 2143

Plesiomorphic character- Primitive/unchange from ancestor Synplesiomorphic character- Primitive share ancestral character

#Unit 9. Diversity of Life Forms #Concepts of species and hierarchical taxa #Part B Pointers
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TLS Online TPP Program

#Id: 455

#Unit 2. Cellular Organization

lysine methylation retains the positive charge, and lysine can be mono-, di-, or trimethylated.
TLS Online TPP Program

#Id: 5451

#Unit 7. System Physiology – Animal

The basis for the absolute refractory period is closure of the inactivation gates of the Na+ channel in response to depolarization. These inactivation gates are in the closed position until the cell is repolarized back to the resting membrane potential.
TLS Online TPP Program

#Id: 8461

#Unit 1. Molecules and their Interaction Relevant to Biology

The interactions between R groups, particularly those spaced three (or four) residues apart; The assembly is said to have a coiled coil structure because each α helix itself follows a helical path.
TLS Online TPP Program

#Id: 5705

#Unit 7. System Physiology – Animal

The ACTH family is derived from a single precursor,
pro-opiomelanocortin (POMC)
TLS Online TPP Program

#Id: 4644

#Unit 13. Methods in Biology

Tetrazolium compound MTT (3-(4,5-Dimethylthiazol- 2-yl)-2,5-diphenyltetrazolium bromide MTT Assay is calorimetric assay to detect cell division