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a sac-like structure at the top of the stamen that contains pollen

Apical Meristem

Primary growth area in stems.

Cellular respiration

chemical reaction in which stored food energy is made available for plants and animals


An organelle found in plant and algae cells where photosynthesis occurs.


the joining of a sperm cell and an egg cell


the thin stalk that holds up the anther


the reproductive organs of a plant


the reprodicutive body of a seed plant consisting of one or more seeds and usually various protective and supporting structures


an outgrowth from a plant that constitutes part of the foliage and functions primarily in food manufacture by photosynthesis


the lower part of the pistil that contains one or more ovules or the part in which the eggs are produced and seeds develop


leaf-like strucutres located inside the sepals that are often colorful


the manufacture of food by green plants in which carbon dioxide and water are combined in the presence of light and chlorophyll to form sugar and oxygen


the female reproductive parts of the flower


the transfer of pollen from the anther to the stigma of the flower


the lower portion of a plant that bears neither leaves nor reproductive organs and that mostly develops underground and anchors the plant, the hairs absorb water and mineral nutrients


green leaf-like structure on the exterior of a flower


the male reproductive parts of a flower


stalk, trunk, or branch of a plant; can be vertical or horizontal


structure found at the top end of the pistil that contains a sticky surface on which pollen can be caught


the pores or openings in the epidermis of a leaf that allow the exchange of oxygen, carbon dioxide, and water vapor


the tube in the pistil that leads fromthe stigma to the ovary and through which pollen reaches the ova and egg


the water loss from plant tissues


fine-grained soil; smallest soil particle

Complete fertilizer

contains all three of the primary fertilizer nutrients (nitrogen, phosphorus, and potassium)


any material used to provide nutrients that plants need

Growth regulators

hormones and synthetic chemicals that inhibit or modify plant growth and development


chemical messenger substance that affects plant growth


odorless, colorless nutrient needed for plant gowth


a chemical element required for plant growth

Organic matter

decayed remains of plants and animals

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