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Create a hand-drawn diagram that illustrates the steps involved in preparing and dispensing culture medium using filtration sterilization. Include key steps such as medium preparation, filtration, collecting sterile filtrate, working under a laminar flow hood, and dispensing the medium into culture dishes.

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Video Recorded by Wendy Liu

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To analyze the rooting performance of different plant species after two weeks of cutting propagation and draw conclusions about possible biological factors affecting root formation.

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Instructions

1. Carefully examine the data table showing the rooting results of different plant cuttings.

Yellow cells indicate cuttings that successfully developed roots.

Blue cells indicate cuttings that failed to root but showed signs of growth.

2. Answer the following questions in complete sentences.

3. Support your answers with evidence from the table.

Questions

1. Which plant species had the highest rooting success?
Describe the trend you observed and identify which family these plants belong to.

2. Which plants failed to root but showed growth?
What might this indicate about their physiological condition?

3. Compare the rooting results between Lamiaceae species (e.g., Mentha, Plectranthus amboinicus, Orthosiphon aristatus) and non-Lamiaceae species.
What pattern do you notice?

4. What environmental or biological factors may have influenced the rooting success rate?
Consider stem hardness, leaf water loss, or plant structure.

5. Based on your analysis, what conclusions can you make about the relationship between plant type and rooting ability?

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Review Chapter 3 before class and complete the Quizlet flashcards to prepare for today’s lesson.

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Review Chapter 3 before class and complete the Quizlet flashcards to prepare for today’s lesson.

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Review Chapter 3 before class and complete the Quizlet flashcards to prepare for today’s lesson.請於上課前先瀏覽第三章內容，並嘗試完成 Quizlet 練習。

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114-1 植物生長素PGR 整理表_依據教科書整理

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