gene
a segment of DNA found on a chromosome that codes for a particular protein.

genetic recombination
The process by which offspring derive a combination of genes different from that of either parent. In higher organisms, this can occur by crossing over.

glycoprotein
A conjugated protein having a carbohydrate component

goblet cell
An epithelial cell that secretes mucous

granulocyte
Myeloid cells containing cytoplasmic granules (i.e. neutrophils, eosinophils and basophils)