Tea contains as well as caffeine.
A) theophylline
B) theobromine
C) nicotine
D) all of these
E) theophylline and theobromine
Correct Answer:
Verified
Q1: Cocoa is primarily produced in .
A)Brazil
B)Africa
C)the United
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
Q8: The half-life of caffeine in the blood
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)
Q20: Europeans first began using caffeine in .
A)the
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