Bonus
This compound is formed from aspartate in the Hell–Volhard–Zelinsky halogenation or by the combination of acetaldehyde, ammonia, and cyanide. For 10 points each:
[10m] Name this amino acid with a methyl side chain.
ANSWER: alanine [or Ala; or A]
[10e] The biosynthesis of alanine can proceed via the reversible reductive amination of this compound by ALT. This three-carbon compound is the product of the dephosphorylation of PEP at the end of glycolysis.
ANSWER: pyruvate
[10h] The reaction of this alanine isomer and pyruvate produces malonate-semialdehyde and its standard isomer. Histidine and this alanine isomer are combined to synthesize carnosine.
ANSWER: beta-alanine
<Indiana A, Chemistry>
Editions | Heard | PPB | Easy % | Medium % | Hard % |
---|---|---|---|---|---|
1 | 15 | 13.33 | 80% | 53% | 0% |
Conversion
Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
---|---|---|---|---|---|---|
Brown A | Harvard A | 10 | 10 | 0 | 20 | ME |
Columbia C | Maryland B | 10 | 10 | 0 | 20 | ME |
Illinois A | Chicago B | 10 | 10 | 0 | 20 | ME |
Imperial A | Southampton B | 0 | 10 | 0 | 10 | E |
Iowa | Northwestern A | 0 | 10 | 0 | 10 | E |
Michigan A | Case Western B | 10 | 10 | 0 | 20 | ME |
Missouri | Illinois B | 0 | 10 | 0 | 10 | E |
Northwestern B | Notre Dame A | 10 | 0 | 0 | 10 | M |
Rutgers A | John Jay College | 0 | 10 | 0 | 10 | E |
Stanford B | Purdue | 10 | 10 | 0 | 20 | ME |
Tufts A | Harvard B | 0 | 0 | 0 | 0 | |
UC Berkeley B | Claremont A | 10 | 10 | 0 | 20 | ME |
Vassar A | Penn A | 0 | 10 | 0 | 10 | E |
WashU A | Chicago A | 10 | 10 | 0 | 20 | ME |
Wisconsin B | Iowa State | 0 | 0 | 0 | 0 |
Summary
Tournament | Edition | Heard | PPB | Easy % | Medium % | Hard % |
---|---|---|---|---|---|---|
California | 2025-02-01 | 1 | 20.00 | 100% | 100% | 0% |
Great Lakes | 2025-02-01 | 1 | 20.00 | 100% | 100% | 0% |
Midwest | 2025-02-01 | 3 | 16.67 | 100% | 67% | 0% |
North | 2025-02-01 | 1 | 0.00 | 0% | 0% | 0% |
Northeast | 2025-02-01 | 2 | 10.00 | 50% | 50% | 0% |
Overflow | 2025-02-01 | 3 | 13.33 | 67% | 67% | 0% |
UK | 2025-02-01 | 1 | 10.00 | 100% | 0% | 0% |
Upper Mid-Atlantic | 2025-02-01 | 3 | 13.33 | 100% | 33% | 0% |