The half-life of caffeine in the blood ranges from .
A) 15-30 minutes
B) 1-2 hours
C) 3-7 hours
D) 12-24 hours
Correct Answer:
Verified
Q1: Cocoa is primarily produced in .
A)Brazil
B)Africa
C)the United
Q3: Which of the following contains the highest
Q4: is the dominant source of caffeine in
Q6: Caffeine is chemically related to .
A) theophylline
B)
Q7: What type of caffeine did 16th century
Q9: Tea contains as well as caffeine.
A) theophylline
B)
Q10: Citizens of are the world's top coffee
Q11: has the highest per capita consumption of
Q12: Milk chocolate contains more than caffeine.
A) theophylline
B)
Q13: Caffeine-producing plants are indigenous to .
A) China
B)
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