phototropic responses

Is Phototropism Positive Or Negative?

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Is Phototropism Positive Or Negative? In the plant stem, responses to light are known as a positive phototropism, which means the stem grows towards the light. In the plant root, responses to light are known as a negative phototropism, which means the root grows away from the light. What are examples of positive and negative

What Environmental Condition Must Be Met For A Short Day Plant To Flower?

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What Environmental Condition Must Be Met For A Short Day Plant To Flower? That is, a short-day plant will only flower if it gets uninterrupted darkness for a length of time that meets or exceeds its flowering threshold. If there is an interruption to the darkness, such as a brief period of light, the plant