Identify the molecule below as aromatic or not aromatic (assume planarity and full conjugation of all pi electrons) Aromatic Not aromatic

All are true of the Embden-Myerhof pathway EXCEPT     Question 88 options:   A)  the products pyruvic acid and ATP under aerobic conditions enter the Krebb's (TCA) cycle to produce more ATP   B)  the products pyruvic acid and ATP under anaerobic conditions are converted to lactic acid and two additional ATP   C)  Cells use this pathway when they have no energy needs   D)  Begins with the conversion of glucose into glucose-6-phosphate

- Part A When blood glucose levels rise following a meal, the events listed below occur. Arrange these events in the appropriate sequence. Arrange the events from earliest to latest. Reset Help Glycogen synthesis Glycolysis replenishes ATP supplies. (glycogenesis) occurs with excess Blood levels pass through normal to below normal Glucose is absorbed by cells. Glucagon is secreted. Insulin levels rise. glucose. (hypoglycemic). The liver releases glucose into the bloodstream. earliest latest

11. In the hexose sugar shown below (glucose), the hydroxyl group on the 6th carbon acts as a nucleophile when reacted with ATP. Why not the hydroxyl group on carbon 1? HO HO 0 OH OH ''OH

Carbohydrates are synthesized in green plants in --- process and the energy stored in carbohydrates is released in ---- process, respectively.   Question 25 options:   metabolism, photosynthesis   photosynthesis, metabolism   esterification, hydrolysis   hydration, dehydration

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