Which Was the Most Recent Innovation

question 49

Multiple Choice

Which was the most recent innovation?

• A) dynamite
• B) cotton gin
• C) railroad
• D) steam engine
• E) television

---

Definitions:

Hemophilia

A rare genetic disorder where the blood's ability to clot is severely reduced, causing excessive bleeding from even slight injuries.

Royal Families

Families that belong to a royal lineage, often ruling over a monarchy and carrying titles of nobility.

Sex-Linked Recessive Trait

A genetic trait located on the sex chromosomes that is expressed in individuals with two copies of the allele, often manifesting more frequently in males.

Hemophiliac Male

A male individual with hemophilia, a genetic disorder that impairs the blood's ability to clot, leading to prolonged bleeding from minor injuries.