The Science behind the DNA Chip
http://www.hhmi.org/biointeractive/gene-chip-manufacturing

APPLICATIONS (USES) FOR THE DNA CHIP - EXAMINING CODE SEQUENCES
Expression Analysis in Yeast Cells
Expression Analysis in Human Cancer Cells
Mapping out Genetic Differences(click through on bottom right)
Affymetrix - Leading manufacturer of DNA chip
HUMAN GENOME RESOURCES


Advanced Karyotype Screening Techniques - EXAMINING CHROMOSOMES
FISH - Fluorescent InSitu Hybridization (click on FISH examples also)
SKY Karyotyping