A Horse Has a Diploid Number (2n) of 64 and a Donkey

question 53

Multiple Choice

A horse has a diploid number (2n) of 64 and a donkey has 2n = 62. The hybrid of these two species, mules, have 2n = 63 and are sterile. Why are mules sterile?

• A) One chromosome is unpaired and fails to divide properly during meiosis.
• B) Mules cannot physically mate with each other.
• C) Mules cannot physically mate with horses and donkeys.
• D) Horses are not able to form new species.
• E) Mules are not true hybrids.

---

Definitions:

Clergy

Persons ordained for religious duties, especially in Christian traditions, serving in roles such as priests, ministers, or rabbis.

Public Man

A concept often associated with roles of individuals in public life, emphasizing participation, influence, and responsibility in the wider community or society.

Richard Sennett

An American sociologist and author known for his work on the social ties and interactions within cities, and the impact of urban life on individuals in modern society.

Intimate Association

Close, personal relationships that are deeply connected to one's emotional and social identity.