From Wikipedia, the free encyclopedia. An F1 hybrid (or filial 1 hybrid) is the first filial generation of offspring of distinctly different parental types. F1 hybrids are used in genetics, and in selective breeding, where it may appear as F1 crossbreed.
Dr. Dominic Dematteo is a Family Practice Specialist in Bensalem, Pennsylvania. He graduated with honors from Philadelphia College Of Osteopathic Medicine in 1990.
Dermatology | Garner, NC. Dr. William Ketcham is a dermatologist in Garner, North Carolina. He received his medical degree from West Virginia University School of Medicine and has been in practice for more than 20 years. (919) 772-3487 Phone Number.