Early in the Twentieth Century, Some Scientists Embraced the Notion

question 20

Multiple Choice

Early in the twentieth century, some scientists embraced the notion of orthogenesis, the idea that evolution ____.

• A) is progressive but not goal-oriented
• B) produces new species with the goal of improvement
• C) a natural progression set in motion by the Creator
• D) occurs in spurts, induced by mutations, rather than gradually
• E) happens due to the inheritance of acquired characteristics

---

Definitions:

Chromosome

A thread-like structure made of protein and a single molecule of DNA, found in the nucleus of cells, carrying genes that determine inherited traits.

Genetic Action

The process by which genes influence traits or behaviors.

Hormone Levels

The concentrations of hormones present in the bloodstream, which regulate various bodily functions and can affect mood, growth, and metabolism.

Development

The process of growth or progress in any dimension, such as biological, psychological, social, or economic, involving complex interplays between genetics, environment, and experience.