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Conifers are [1]______________.They produce seeds in [2]____________.Conifers have two kinds of cones - pollen cone and seed cone. A [3]____________ is a female cone that produce an [4]____________.A [5]___________is a male cone that makes [6]_________.When the conifer pollen grains land near the opening of an ovule, it can be trapped in a sticky substance called [7]____________.When this happens,[8]______ occurs. Pollen grains stick to the seed cones. A [9]__________ grows from the pollen grains into egg cells in the cone. A [10]__________ enters an egg cell and fertilizes the egg and later form a zygote. The [11]__________undergoes cell division that results in the information of an embryo. As the embryo develops ,the outside layer of the ovule forms a [12]__________.Seed development can take as long as three years. When seed[13]____________ the female cone[14]_________and releases them. A seed that lands in a place with enough water, soil and sunlight can grow into a[15]__________. This new plant will grow into a mature [16]________ and produces more seeds. The [17] _________can carry such seeds a long way.
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