Phylum Porifera Composed of sponges About 10,000 species. Considered to be the 1 st group of animals on Earth. Sponge body even contains cells.
ICELW, New York, June 2010 1 PROJECT USABILITY : SCHMOOSABILITY …what does it matter?
FRIDAY MARCH 13 TH. Senior Project Presentation Ellen Steigman 13 March 2015.
Polymers Chapter 21. Introduction O What is a polymer? O A very large molecule made up of identical smaller units (minimum 50), which repeat. O Monomer?
I.Chromosomes A.composed of chromatin – a complex of DNA and proteins B.Homologous chromosomes: pairs that contain the same genes, one from each parent.
Quasi-phase matched anti-Stokes stimulated Raman scattering; Saint-Petersburg, 6 – 9 June 2003 Makarov N.S., [email protected] V.G., [email protected].