No. Despite what you might have heard, cigar smoking isn't safer than cigarette smoking â even if you don't intentionally inhale the smoke. Like cigarette smoking, cigar smoking poses serious health risks, including: 1  Cancer. 2  All tobacco smoke contains chemicals that can cause cancer, and cigar smoke is no exception.
Autosomal recessive: cystic fibrosis (CF), sickle cell anemia (SC), Tay Sachs disease. Genes are inherited from our biological parents in specific ways. One of the basic patterns of inheritance of our genes is called autosomal recessive inheritance.
Diagnosis and Genetics. Cystic fibrosis is a genetic disease. People with CF have inherited two copies of the defective CF gene -- one copy from each parent. Both parents must have at least one copy of the defective gene.iagnosis and Genetics. Cystic fibrosis is a genetic disease. People with CF have inherited two copies of the defective CF gene -- one copy from each parent. Both parents must have at least one copy of the defective gene.