Dynamic phosphorylation/dephosphorylation is key to proper cell cycle control in
ID: 42140 • Letter: D
Question
Dynamic phosphorylation/dephosphorylation is key to proper cell cycle control in that: (select all answers that apply)
A.
CAKs phosphorylate (and activate) CDK subunits.
B.
Wee1 kinase phosphorylates (and activates) CDK subunits.
C.
Cdc25 kinase phosphorylates (and activates) CDK subunits.
D.
Phosphorylation of the CKI Sic1 directs its subsequent ubiquitination and proteasomal degradation.
E.
Kinases phosphorylate (and activate) SCF, the ubiquitin ligase responsible for degradation of G1/S phase cyclins.
A.
CAKs phosphorylate (and activate) CDK subunits.
B.
Wee1 kinase phosphorylates (and activates) CDK subunits.
C.
Cdc25 kinase phosphorylates (and activates) CDK subunits.
D.
Phosphorylation of the CKI Sic1 directs its subsequent ubiquitination and proteasomal degradation.
E.
Kinases phosphorylate (and activate) SCF, the ubiquitin ligase responsible for degradation of G1/S phase cyclins.
Explanation / Answer
A.
B.
D.
E.
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