test 4
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these are all considered — lack of nucleotides, UV radiation, ionizing radiation, oncogene signalling, hypoxia, blockage of transcription
stresses or stimuli
if there is no functional p53, cells will — damaged DNA fail to undergo —
propogate damaged DNA, fail to undergo apoptosis
responses to cell stress stimuli rely on gene expression by —
p53
what circumstances are severe enough that they will cause the cell to undergo apoptosis
severe DNA damage, anoxia
what type of cell is 95% of the population routinely “killed” through apoptosis
erythroblasts
what cellular process allows amphibians to go through metamorphosis
apoptosis
what organelle plays a major role in apoptosis
mitochondria
what protein moves from the mitochondria to the cytosol during apoptosis
cytochrome c
is bcl-2 pro-survival or pro-apoptosis
pro-survival
is the Bax family pro-survival or pro-apoptosis
pro-apoptosis
pro-survival and pro-apoptosis proteins regulate cytochrome c movement through — in the mito outer membrane
channels
— promotes Bax expression `
p53
p53 promotes pro-apoptosis or pro-survival route?
pro-apoptosis
Akt/PKB phosphorylates and inactivates —
Bad
is Bad pro-survival or pro-apoptosis
pro-apoptosis
when Bad is phosphorylated, it is (activated/inactivated)
inactivated
what protein kinase inactivates Bad
Akt/PKB
is Akt/PKB pro-survival or pro-apoptosis
pro-survival, inactivates Bad
when Noxa, Puma, Bad, Hrk, Bim, Bmf, and Bik are activated, they all inactivate —
Bcl-2
when Bcl-2 is inactivated, —- (the main pro-apoptotic proteins) can induce apoptosis
Bax/Bak
true or false: Bcl-2 is a tumor suppressor
false
the apoptotic cascade is done by — (protease type)
caspase (cysteine aspartyl specific protease)
Smac/DIABLO inhibit —-
caspase inhibitors
are Smac/DIABLO pro-survival or pro-apoptosis
pro-apoptosis