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Question
Which of the following implies movement with regard for direction?a. taxis.
b. kinesis.
c. migration.
d. taxis and migration.
e. taxis, migration, and kinesis.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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b. contains collagen and elastin; acts as a packing material that supports internal organs
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d. stores fat
e. offers resistance to mechanical injury and loss of internal fluids; also a barrier against microorganisms
f. secretes extracellular products such as sweat, mucus, tears, and saliva
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a. A
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Circadian
Choose the one most appropriate answer for each. Some letters may not be used.
a. flower each successive year or after several years of vegetative growth
b. promotes cell elongation in stems
c. has receptor sites for a particular hormonal message
d. a hollow, cylindrical organ that protects young leaves growing within it
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Choose the one most appropriate answer for each. Some letters may not be used.
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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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Q:
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b. gibberellin.
c. cytokinin.
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b. gibberellin.
c. cytokinin.
d. abscisic acid.
e. ethylene.
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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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b. promote the transcription of an enzyme that breaks down cytokinin.
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d. help young cells elongate so that shoots and roots lengthen.
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b. abscisic acid.
c. salicylic acid.
d. citric acid.
e. nitric acid.
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a. produce growth hormones.
b. use aerobic respiration.
c. move when conditions around it deteriorate.
d. produce its own lipids and proteins.
e. respond to dwindling supplies of nutrients and water.
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b. cellulose
c. peptidoglycan
d. exopolysaccharides
e. none of these
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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.