In 1997, Dolly the Sheep Was Cloned

question 30

Multiple Choice

In 1997, Dolly the sheep was cloned. Which of the following processes was used?

• A) use of mitochondrial DNA from adult female cells of another ewe
• B) replication and dedifferentiation of adult stem cells from sheep bone marrow
• C) separation of an early stage sheep blastula into separate cells, one of which was incubated in a surrogate ewe
• D) fusion of an adult cell's nucleus with an enucleated sheep egg, followed by incubation in a surrogate
• E) isolation of stem cells from a lamb embryo and production of a zygote equivalent

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Definitions:

Behavior And Consciousness

The study of how individual actions, thoughts, and feelings are connected to and aware of one's own existence and mental processes.

Psychological Laboratory

A controlled environment where experiments are conducted to study various aspects of human behavior and cognitive processes.

1879

The year often considered the birth of modern psychology, marked by Wilhelm Wundt establishing the first experimental psychology lab in Leipzig, Germany.

E. B. Titchener

A psychologist who is best known for developing structuralism, an early school of psychology that aimed to analyze the adult mind in terms of the simplest definable components.