Packet 10: Bonus 2

An inherited mutation in this protein is the primary cause for Li-Fraumeni syndrome. For 10 points each:
[10m] Name this protein that is regulated by the oncoprotein MDM2. This protein’s nickname, the “Guardian of the Genome”, was coined by David Lane.
ANSWER: p53 [or TP53; or tumor protein p53]
[10e] p53 is a protein that suppresses the growth of these structures. These abnormal masses of cells can be classified as benign or malignant depending on whether they are cancerous.
ANSWER: tumors [or cancer tumors; accept tumor microenvironment; prompt on neoplasms]
[10h] In order for p53 to lose its tumor-suppressing function, both alleles of the TP53 gene must be inactivated, making TP53 a gene partially named for this scientist. This American geneticist’s research on cancer in the retina led him to postulate the two-hit hypothesis.
ANSWER: Alfred G. Knudson [or Alfred George Knudson Jr; accept Knudson hypothesis]
<Science - Biology, Spencer Manning> | VAULT II Packet 10

HeardPPBE %M %H %
3819.21100%66%26%

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