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What do we call plant responses to the relative lengths of light and dark periods in their environment during each 24-hour period?
Q4: Which plant body part includes the sieve
Q15: Which ion is pumped out of guard
Q18: Why are instinctive behaviours distinguished from learned
Q18: transition state<br>A)primary coupling agent in cellular reactions<br>B)addition
Q22: trichomes<br>A)xylem<br>B)phloem<br>C)both xylem and phloem<br>D)neither xylem nor phloem
Q25: Which term refers to growth from apical
Q32: Which term refers to physiological changes in
Q65: What did Darwin's experiments on phototropism illustrate?<br>A)
Q74: arsenic<br>A)nonmineral macronutrient<br>B)mineral macronutrient<br>C)micronutrient<br>D)not generally considered an essential
Q79: manganese<br>A)nonmineral macronutrient<br>B)mineral macronutrient<br>C)micronutrient<br>D)not generally considered an essential