326320
Beschreibung
Quiz von gina_evans0312, aktualisiert more than 1 year ago
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Erstellt von gina_evans0312
vor mehr als 10 Jahre
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Frage 1
Frage
Epidermal Growth Factors are 53aa long, with an Mr of 40,000
Antworten
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True
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False
Frage 2
Frage
What happens when you increase ornithine carboxylase and polyamine concentrations?
Antworten
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Cell division increases
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Cell division decreases
Frage 3
Frage
In general effects ( inc glucose/aa transport and inc Na/K ATPase activity) what hormone are growth factors most like?
Antworten
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Insulin
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Glucagon
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Vasopressin
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NO
Frage 4
Frage
Increase Na+/H+ pump activity causes what?
Antworten
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Alkylysation of the cytoplasm
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Inc. DNA synthesis/mitosis
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Inc protein production
Frage 5
Frage
How is tyrosine kinase kept inactive when a ligand is not bound?
Antworten
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The activation lip hides the active site
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The active site is phosphorylated and inactive
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A pseudosubstrate is bound
Frage 6
Frage
What form does inactive tyrosine kinase stay in?
Antworten
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Monomer
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Dimer
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Multimeric group
Frage 7
Frage
What effect does ligand binding have to tyrosine kinase?
Antworten
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Partial activation
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Dimerisation
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Monomerisation
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Full activation
Frage 8
Frage
Once the activation lip is phosphorylated, what happens?
Antworten
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Phosphorylation continues of tyrosine kinase
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Becomes fully active
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Becomes partially active
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Proteins bind to phosphorylated areas
Frage 9
Frage
Which of the following binds to phosphorylated tyrosine kinase?
Antworten
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GRB2
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RAs
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GEF
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