Question

This molecule forms the main building block of chitin. For 10 points each:
[10h] Name this derivative of glucose that makes up part of the cell wall. It forms peptidoglycan with N-acetylmuramic acid.
ANSWER: N-acetylglucosamine [accept NAG or GlcNAc]
[10e] Chitin makes up the exoskeletons of the members of this incredibly abundant and diverse phylum that includes arachnids, crustaceans, and insects.
ANSWER: arthropods [or Arthropoda]
[10m] Arthropod exoskeletons often also contain this mineral. Crustaceans acquire this basic compound directly from seawater, which is inhibited by ocean acidification.
ANSWER: calcium carbonate
<Science - Biology>

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Summary

2024 Booster Shot (Columbia)02/23/2024Y613.3383%50%0%
2024 Booster Shot (Great Lakes)03/09/2024Y620.00100%67%33%
2024 Booster Shot (Vanderbilt)03/02/2024Y415.0075%75%0%
2024 Booster Shot (WUSTL)03/09/2024Y320.00100%67%33%
2024 Booster Shot (Waterloo)02/23/2024Y420.0075%75%50%

Data

Penn State BCase Western010010
Michigan AMichigan B0101020
Iowa StateOhio0101020
Ohio StateIowa10101030
StanfordNorth Carolina010010
WUSTLPenn State A10101030