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.
Wiktionary (0.00 / 0 votes) Rate this definition: red ribbon (Noun). A badge in the form of a short strip of red ribbon crossed over itself, worn to show one's support of the fight against, and of people affected by, HIV and AIDS.red ribbon (Noun).a red ribbon awarded as a second-place prize.iktionary (0.00 / 0 votes) Rate this definition: red ribbon (Noun). A badge in the form of a short strip of red ribbon crossed over itself, worn to show one's support of the fight against, and of people affected by, HIV and AIDS. red ribbon (Noun). a red ribbon awarded as a second-place prize.