Tom Works at a Company That Has a Closed Shop

question 42

Multiple Choice

Tom works at a company that has a closed shop arrangement.In which industry does Tom most likely work?

• A) steel
• B) aerospace
• C) construction
• D) mining

---

Definitions:

21st Pair

Refers to the 21st pair of chromosomes in humans, which is critical for determining genetic conditions such as Down syndrome.

Cystic Fibrosis

A genetic disorder affecting the lungs and digestive system, characterized by thick, sticky mucus that can lead to severe respiratory and gastrointestinal problems.

Carrier

An individual who possesses one copy of a recessive gene for a genetic trait or disease and can pass it to their offspring without showing symptoms themselves.

Dominant

Exhibiting influence or control over others; in genetics, it refers to an allele that expresses its phenotypic effect in the presence of another allele.