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At a dinner party,newlyweds Jasmine and Tyrone were asked how many children they were planning on having.Jasmine laughingly asserted,"We're aiming for the replacement level." What was the number Jasmine meant?
Embryo Sac
The female gametophyte within the ovule of angiosperms, containing the egg cell ready for fertilization.
Tissue Culture Propagation
A technique in plant biology where small pieces of plant tissue are grown in a sterile, nutrient-rich environment to produce new plants.
Improving Food Crops
The scientific and agricultural practice of modifying plant species to enhance their yield, nutritional value, and resistance to pests and diseases.
Plant Cells
Eukaryotic cells that are part of a plant, characterized by a cell wall, chloroplasts for photosynthesis, and a large central vacuole.
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