p53 transcription is upregulated by growth factor stimulation, as the cell begins preparation for its trip through GI and the important GI to S transition.

TLS Online TPP Program

#Id: 9987

#Unit 4. Cell Communication and Cell Signaling

Wnt ligands are recognized by Frizzled/retinoic acid-related orphan receptor (ROR)/receptor tyrosine kinase (RYK) receptor complexes

TLS Online TPP Program

#Id: 8545

#Unit 1. Molecules and their Interaction Relevant to Biology

Irreversible inhibitors, such as the organophosphorus and organomercury compounds, cyanide, carbon monoxide and hydrogen sulphide, combine with the enzyme to form a covalent bond. 

TLS Online TPP Program

#Id: 1531

#Unit 2. Cellular Organization

When stabilizing MAPs coat the outer wall of a microtubule, they can increase the growth rate of microtubules or reduce catastrophe frequency.

TLS Online TPP Program

#Id: 6253

#Unit 8. Inheritance Biology

PLEIOTROPY

When a gene affects many aspects of the phenotype, it is said to be pleiotropic.

TLS Online TPP Program

#Id: 7338

#Unit 11. Evolution and Behavior

Nonrandom Mating Nonrandom mating affects the way in which alleles combine to form genotypes and alters the genotypic frequencies of a population.