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.
Organisms, both prokaryotes (the archaea and the bacteria), and eukaryotes (such as protists and unicellular fungi), reproduce asexually through binary fission; most of these are also capable of sexual reproduction. Another type of fission is multiple fission that is advantageous to the plant life cycle.sexual reproduction is the primary form of reproduction for single-celled organisms such as the archaebacteria, eubacteria, and protists.