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Terms 7.docx

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Mesozoic Era Triassic Jurassic and Cretaceous periodsAmniote animalsAnimals who shelided the embryos of their offspring using extensive membranes or keeping them inside the bodyOther animals not ammiotes just lay free floating eggs in waterArose during the carboniferousWater proof skinAnapsidAmniote whose skull does not have opening near templesOnly living reptiles with anapsid skulls are turtlesAngiospermPlant in which mature seed surrounded by ovule appleGroup often referred to as hardwoodsTrees that have broad leaves die autumnAntherpart of stamen that produces and contains pollen and is usually borne on a stalkthe anthers of the stamen produce haploid polleneach anther contains four pollen sacs in which pollen developsBird hipped dinosaursornithichians had a pelvis that superficially resembled a birds pelvisCarpelfemale reproductive organ of flowering plants consisting of an ovary style sometimes absent and stigmaseparated or fused to form a single pistillower part of a carpel is the ovaryCartilaginous fishjawed with skeletons made of carti rather than bonetough and flexible provides enough structural support to enable these fish to grow to incredible sizesex Sharks and raysCoevolutionoccurs when two or more species interact closely in the same ecological settinga heritage change in one species affects selection pressure operating between them with the result being that the other species evolves as well Different species inclues the evolution of a host species and its parasitesEx Over time plants have co evolved with their pollinating animalsCretaceous
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