'Hundred million years ago' presentation slideshows

ObG Watch June 2013

ObG Watch June 2013. Narayanan. Anjelina Jolie. Breast Cancer Genes Women with mutations in BRCA1 and BRCA2 genes have up to an 80 percent chance of getting breast cancer at some point in life. Other genes may be linked to

247 views • 23 slides

Granite Landscapes

Granite Landscapes. The nature of Granite. The name Granite comes from Latin granum, a grain. Granite is an igneous, crystalline rock. Granite is made up of large interlocking crystals that give it a granular texture. Granite. It has great physical strength and is resistant to erosion.

498 views • 16 slides

Plate Tectonics

156 views • 14 slides