A single gene defect usually does not cause the chromosome structure or number to be abnormal. Similarly, a person can have normal genes, but, because they have extra copies of genes due to a chromosome abnormality, the extra copies can cause the genes to not work properly.This is an important distinction to make. Consult your physician or genetic counselor for more information.imilarly, a person can have normal genes, but, because they have extra copies of genes due to a chromosome abnormality, the extra copies can cause the genes to not work properly. This is an important distinction to make. Consult your physician or genetic counselor for more information.
Eliza Smith. Eliza Smith (d. 1732?) was one of the most popular female 18th-century cookbook writers. Unlike other popular woman cookbook authors whose books overlapped with hers, such as Hannah Glasse, nothing seems to be known about her personal life beyond the fact that she was one of the first popular female cookbook authors.
Tommie C. Smith (born June 6, 1944) is an American former track & field athlete and wide receiver in the American Football League. At the 1968 Summer Olympics, Smith, aged 24, won the 200-meter sprint finals and gold medal in 19.83 seconds â the first time the 20-second barrier was broken legally.