Signal pathways Flashcards by Ambika Jha | Brainscape

Q

Proto-oncogenes

A

Protein that stimulates cell division

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Q

Tumor-suppressor genes

A

Protein that inhibits cell division

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Q

Cell division is controlled by:

A

presence of essential nutrients
growth factors (proteins stimulating/inhibiting)
density dependent inhibition (if too crowded, cells stop dividing)
anchorage dependence (cells need to be in contact with a surface to divide)

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