Once income has been verified, use the following to determine qualifying quarters: If the year is: Credit 1 quarter for at least this amount. Credit 2 quarters for at least this amount. Credit 3 quarters for at least this amount. Credit 4 quarters for at least this amount.
Making the world better, one answer at a time. Periwinkles reproduce annually with internal fertilization of egg capsules that are then shed directly into the sea. The female periwinkle lay 10,000 to 100,000 eggs. Periwinkles reproduce annually with internal fertilization of egg capsules that are then shed directly into the sea. The female periwinkle lay 10,000 to 100,000 eggs.
Flowering plants reproduce through sex. Like other sexual organisms, flowering plants reproduce by bringing together separate sperm cells and egg cells that combine their genetic material to form a zygote. In plants, the zygote matures into the seeds that will grow the next generation.ross pollination occurs when pollen from one flower is carried to the stigma of another flower of the same variety. Some flowering plants can pollinate themselves if cross-pollinating vectors are not present. In self-pollination, pollen grains from the anther land on the stigma of the same flower.