dihybrid cross - hybridization using two traits with two alleles each. monohybrid cross - hybridization using a single trait with two alleles (as in Mendel's experiments with garden peas) reciprocal cross, reciprocal - hybridization involving a pair of crosses that reverse the sexes associated with each genotype.
From Wikipedia, the free encyclopedia. For other uses, see Red ribbon (disambiguation) . The red ribbon, as an awareness ribbon colored red, is used as the symbol for the prevention of abusive drug use and drunk driving and also solidarity of people living with HIV / AIDS.Contents.he red ribbon, as an awareness ribbon colored red, is used as the symbol for the prevention of abusive drug use and drunk driving and also solidarity of people living with HIV / AIDS. Contents.
Meaning: We've all seen the yellow awareness ribbon used as a symbol to show support for our troops, but it is also a symbol for MIA/POW, suicide prevention, adoptive parents, amber alerts, bladder cancer, spina bifida, endometriosis, and a general symbol for hope.ike the red awareness ribbon, the silver ribbon is sometimes used as a symbol for stroke. Meaning: The gold awareness ribbon is a symbol for childhood cancer. Meaning: The jigsaw puzzle ribbon is a symbol for autism.