Refer to figure 1C of the Science Article. Which methylxanthine spray produces the lowest antifeeding activity. C Antifeeding activity (percent of leaf area remaining) 40 IBMX (•):3-isobutylmethylxanthine, synthetic Caffeine (A): naturally present in plants Theophylline (o): naturally present in small amounts in tea and cocoa beans, used to treat asthma 8-phenyltheophylline (0): synthetic, works by a different mechanism. O 0.1 0.3 1.0 35 Methylxanthine spray (gram-percent) IBMX Caffeine Theophylline 8-phenyltheophylline 0000
Refer to figure 1C of the Science Article. Which methylxanthine spray produces the lowest antifeeding activity. C Antifeeding activity (percent of leaf area remaining) 40 IBMX (•):3-isobutylmethylxanthine, synthetic Caffeine (A): naturally present in plants Theophylline (o): naturally present in small amounts in tea and cocoa beans, used to treat asthma 8-phenyltheophylline (0): synthetic, works by a different mechanism. O 0.1 0.3 1.0 35 Methylxanthine spray (gram-percent) IBMX Caffeine Theophylline 8-phenyltheophylline 0000
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:Refer to figure 1C of the Science Article. Which methylxanthine spray produces the lowest antifeeding activity.
C
Antifeeding activity
(percent of leaf
area remaining)
40
IBMX (•): 3-isobutylmethylxanthine, synthetic
Caffeine (A): naturally present in plants
Theophylline (o): naturally present in small
amounts in tea and cocoa beans, used to
treat asthma
8-phenyltheophylline (0): synthetic, works by
a different mechanism.
0000
Ο
0 0.1 0.3
1.0
35
Methylxanthine spray (gram-percent)
IBMX
Caffeine
Theophylline
8-phenyltheophylline
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