What Was One Study That Led to the Conclusion That

question 66

Multiple Choice

What was one study that led to the conclusion that sperm cells were necessary for fertilization?

• A) Leeuwenhoek saw fertilization of an egg by a sperm.
• B) Male frogs wearing little trousers were able to mate but did not produce any offspring
• C) Male fruit flies that were castrated could mate but could not produce offspring.
• D) Female fruit flies were fooled into mating with other female fruit flies, and no offspring resulted.
• E) Sterilized frog semen, when mixed with frog eggs, did not result in fertilization.

---

Definitions:

Labor Movement

A social and political movement advocating for the rights and interests of workers, including better wages, working conditions, and labor laws.

Reform Goals

Objectives aimed at improving systems, organizations, or practices by making changes or amendments.

Fong Yue Ting

A landmark U.S. Supreme Court case in 1893 that upheld the federal government's authority to regulate immigration, including the deportation of noncitizens.

Due Process of Law

A fundamental principle that guarantees all people fair treatment and a fair trial according to the law and the Constitution, preventing arbitrary treatment by the state.