Although the Overall Population Has Declined Somewhat Since the 1964

question 28

Multiple Choice

Although the overall population has declined somewhat since the 1964 Surgeon General warning that smoking is linked to cancer and other serious diseases,tobacco is still responsible for about of the deaths in the United States.

• A)one-third
• B)one-fifth
• C)three-fourths
• D)two-thirds

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Definitions:

Amniocentesis

A medical procedure involving the extraction of a small amount of amniotic fluid for testing, typically to diagnose genetic disorders in a fetus.

Karyotype

A complete picture of a person's chromosomes, arranged in order and used to look for chromosomal abnormalities.

Chorionic Villus Sampling

A prenatal test involving the extraction of a small sample of the placental tissue to test for chromosomal abnormalities.

Pedigree

In genetics, a pedigree is a diagram that shows the occurrence and appearance or phenotypes of a particular gene or organism and its ancestors from one generation to the next, often used to study the inheritance of specific traits.