Lewis-PlantProcesses
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| form of plant reproduction requiring the fertilization of an egg cell by a sperm cell; produces offspring genetically different from both parent plants | sexual reproduction
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| form of plant reproduction that does nto require the production of sex cells; involves only one parent plant producing offspring that are genetically identical to the parent plant | asexual reproduction
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| small structure produced by the male reproductive organs of a seed plant that will produce sperm | pollen grain
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| the transfer of pollen grains to the female part of a plant | pollination
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| the reproductive structure of a gymnosperm | cone
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| the reproductive structure of an angiosperm | flower
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| the male reproductive organ within a flower | stamen
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| the female reproductive organ within a flower | pistil
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| the swollen base of the pistil where ovules are located; protects developing seeds | ovary
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| structures that produce egg cells | ovules
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| a young plant inside a protective covering | seed
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| a seed leaf that stores food | cotyledon
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| series of events resulting in the growth of a plant from a seed | germination
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| vascular plants that produce seeds not protected by a fruit | gymnosperms
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| vascular plants that produce seeds protected by a fruit | angiosperms
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| small openings on a leaf that allow carbon dioxide, oxygen, and water vapor to enter and exit the leaf | stomata
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| pair of cells that controls the opening and closing of the stomata | guard cells
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| the process of plants losing water from their leaves through evaporation | transpiration
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| the food-making process in plants | photosynthesis
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| small, green structures in a plant's cells where photosynthesis occurs | chloroplasts
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| green pigment in the chloroplasts that traps light energy to power photosynthesis | chlorophyll
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| series of chemical reactions that breaks down food molecules to release energy | respiration
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| a plant's response to an external stimulus such as touch, light, or gravity | tropism
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lewisch
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