When the Sheep Dolly Was Successfully Cloned,it Was Produced by Growing

question 34

Multiple Choice

When the sheep Dolly was successfully cloned,it was produced by growing an in vitro fertilized egg where the normal egg nucleus had been removed and replaced by a nucleus from an adult.Since this nucleus is from an old mature animal,we would expect it to ______.Interestingly,tests show that this did not happen,a fact that currently puzzles researchers.

• A)have additional Barr bodies
• B)be mutated
• C)have shorter telomeres
• D)have longer telomeres
• E)express transcription and translation more rapidly

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Definitions:

Thalamus

A structure in the brain that relays sensory and motor signals to the cerebral cortex, playing a key role in consciousness and sleep.

Amygdala

A part of the brain involved in processing emotions, fear, and pleasure responses.

Cortex

The outermost layer of the brain, involved in high-level functions such as cognition, sensory perception, and motor control.

Fast Pain

A quick, sharp, immediate sensation of pain that alerts the body to potential harm, allowing for a rapid response.