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plant reproduction

ch3l5

TermDefinition
tropism the turning of all or part of an organism in a particular direction in response to an external stimulus.
hormone Plant hormones are a group of compounds that play a significant role in the growth and development of plants. They include auxins, gibberellins, cytokinins, abscisic acid, brassinosteroids, jasmonic acid-related compounds, and ethylene.
photoperiodism Photoperiodism is the response to changes in daylength that enables plants to adapt to seasonal changes in their environment
critical night length the minimum uninterrupted dark period required for a long-day plant to inhibit flowering
dormancy a period in an organism's life cycle when growth, development, and (in animals) physical activity are temporarily stopped
tell me the 3 stimuli that produce plant responses light, gravity, water
give an example of positive and negative tropism The movement of roots towards the pull of gravity is an example of positive geotropism, whereas the movement of plant stem in the direction opposite to the pull of gravity is an example of negative geotropism.
tell me what triggers a plant to flower it is determined by endogenous genetic components as well as various environmental factors, such as day length, temperature, and stress.
Created by: user-1915017
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