Which is usually the slowest way to regulate a reaction in a metabolic pathway?
a) covalent modification
b) changing the enzyme concentration
c) allosteric modulation
all of the above are usually equally as fast.

City a and city b had two different temperatures on a particular day. on that day, four times the temperature of city a was 8â° c more than 3 times the temperature of city b. the temperature of city a minus twice the temperature of city b was â’3â° c. what was the temperature of city a and city b on that day? city a was 5â° c, and city b was 4â° c. city a was 3â° c, and city b was â’1â° c. city a was 8â° c, and city b was â’3â° c. city a was 5â° c, and city b was â’5â° c.

Compare and contrast physical changes with chemical changes.

How many moles of oxygen react with 12 moles of aluminum