📅 NSB 2012🎓 HS🔄 Round 7#️⃣ Q19🌟 BONUS✍️ Short Answer
Many angiosperms flower at the same time every year, even though they may have started growing at different times. Their flowering is a response to the changing length of day and night. What is the name of this phenomenon?
✔️Answer:PHOTOPERIODISM
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