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Definition
| The study of life processes in an organism |
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| A plant's response to a stimulus such that the direction of the response is preprogrammed and not dependent on the direction of the stimulus |
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| Spaces in the soil that determine how much water and air the soil can hold |
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| A mixture of gravel, sand, silt, clay and organic matter |
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Definition
| The phenomenon that occurs when individual molecules are so strongly attracted to one another that they tend to stay together, even when exposed to tension |
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Definition
| The process by which organic substances move through the phloem of a plant |
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Definition
| Chemicals that circulate throughout multicellular organisms, regulating cellular processes by interacting with specifically targeted cells |
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Definition
| A growth response to light |
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Definition
| A growth response to gravity |
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Definition
| A growth response to touch |
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Definition
| Flowers with both stamens and carpels |
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| Flowers with either stamen or carpel, but not both |
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Definition
| The transfer of pollen grains from the anther to the carpel in flowering plants |
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Definition
| A fertilization process that requires two sperm to fuse with two other cells |
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Definition
| An ovule with a protective coating, encasing a mature plant embryo and a nutrient source |
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Definition
| A mature ovary that contains seed(s) |
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