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Question
An opening in leaves that functions in the exchange of gases is called aa. cuticle.
b. stoma.
c. guard cell.
d. pit.
e. pore.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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c. receives, conducts, and initiates signals in response to environmental changes
d. stores fat
e. offers resistance to mechanical injury and loss of internal fluids; also a barrier against microorganisms
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g. fluid ground substance plus free cells; involved in transport, pH, and temperature stability
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Circadian
Choose the one most appropriate answer for each. Some letters may not be used.
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b. promotes cell elongation in stems
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d. a hollow, cylindrical organ that protects young leaves growing within it
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c. has receptor sites for a particular hormonal message
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Choose the one most appropriate answer for each. Some letters may not be used.
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b. vernalization.
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Q:
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b. gibberellin.
c. cytokinin.
d. abscisic acid.
e. ethylene.
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The polar transport of auxin in a plant
a. creates an uneven distribution of the hormone.
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c. uses membrane pumps to move hydrogen ions out of the cytoplasm into the primary cell wall.
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Q:
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b. abscisic acid.
c. salicylic acid.
d. citric acid.
e. nitric acid.
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a. produce growth hormones.
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e. respond to dwindling supplies of nutrients and water.
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d. exopolysaccharides
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Sperm nuclei are indicated by
a. A.
b. B.
c. C.
d. D.
e. E.
Q:
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a. A.
b. B.
c. C.
d. D.
e. E.