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S & A reproduction

Sexual and A Sexual reproduction

QuestionAnswer
asexual reproduction asexual reproduction
sexual reproduction the production of a new organism from 2 parents
reproduction the transfer of genetic material from parent to offspring
2 main types of reproduction sexual & asexual
fertilization the union of a sperm cell and an egg cell to produce a new organism
4 kinds of asexual reproduction splitting, budding, unfertilized eggs, vegetative propagation
splitting one cell splits into two; ex. bacteria & protists
budding small part of parent's body grows into complete organism; ex. cnidarians, sponges, some fungi
unfertilized eggs eggs develop into new organism without fertilization; ex. drone bees
vegetative propagation reproduction in plants that produce new plants from leaves, roots, or stems called runners
advantages of sexual & asexual reproduction asexual--convenience sexual--variety in a species
life cycle a series of differing stages of development
complete flower a flower with all 4 main parts (petals, sepals, stamens, and pistils)
pistil female part of a flower; made up of a stigma, style, and ovary
alternation of generations alternation of generations
cross-pollination pollen from one plant pollinates a flower on a different plant
monocot a plant that produces seeds with just 1 cotyledon; usually has parallel veins and petals in groups of 3
dicot a plant that produces seeds with 2 cotyledons; usually has branched veins and petals in groups of 4 or 5
germination the development of a seed into a new plant
imperfect flower imperfect flower
imperfect flower has both stamens and pistil; may be complete or incomplete
conifer gymnosperm that produces "naked" seeds not in flowers but cones
gymnosperm that produces "naked" seeds not in flowers but cones wind, water, animals, eaten fruit
All living things come from. . . another living thing
Created by: MahaylaCoomer
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