New answers tagged plant-physiology
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There are various parameters that describe change of seasons such as day length, temperature, humidity. But it can be assumed that most of these parameters ultimately depend on one parameter- day length.
The response of plants towards the length of day/night cycle is called photoperiodism (which dictates spring flowering).
This article explains the effect ...
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PART 1 : Phototropism
The movement of plant shoot towards light is called phototropism. This process is mainly stimulated by the blue light. The photoreceptor involved is called Phot1 (Phototropin 1) or JK244.
Auxins such as IAA (indole acetic acid) are plant hormones, expressed highly in meristem, which cause shoot growth. On illumination this ...
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Your statement is partially correct, but not entirely.
As an animal embryo, the seed, still closed, is already formed, with the distinction between root, stem and leaves. Tiny but already there are.
All the rest of the seed (in this case two cotyledons) is a kind of food dough, and serves as a food reserve for the seedling, until the time of rooting and ...
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