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.
Pregnancy and Infant Loss is not just something that happens to 'somebody else'. It happens to your sister, your friend, your coworker, the girl who checks out your groceries. It affects many families every day.veryone knows the yellow ribbon stands for 'Support our Troops'. Pink is for breast cancer, red for AIDS. It is my goal that this pink and blue ribbon is as instantly recognizable a symbol. On May 8, 2002 I recieved the news no mother wants to hear. I am sorry, but this baby does not have a heartbeat.