_____ is the mechanism by which organisms measure seasonal changes in relative day and night length.
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Q31: The house plant Kalanchoe daigremontiana produces _
Q32: The first leaves that emerge from a
Q33: Which of the following plants produces seeds
Q34: Within the embryo sac of the angiosperm,_
Q35: Your brother asks you to bring him
Q37: The length of daylight affects flowering,a process
Q38: It is now thought that _ causes
Q39: The female gametophyte,or megagametophyte,is the _ which
Q40: All plants have both male and female
Q41: Pr changes to Pfr after absorbing _
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