The Last Shared Ancestor for Today's Cell Types Is Thought

question 72

Multiple Choice

The last shared ancestor for today's cell types is thought to have arisen about _____ years ago.

• A) 3 million
• B) 6 billion
• C) 4 billion
• D) 4 million
• E) 3 billion

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Definitions:

Anticipation of Pain

The psychological and physiological response to expecting pain, which can modify perception and pain management strategies.

Lateral Prefrontal Cortex

A part of the frontal lobe of the brain involved in executive functions like decision-making, planning, and inhibiting inappropriate behaviors.

Anterior Cingulate Cortex

A part of the brain involved in a wide range of functions including emotion regulation, decision making, and impulse control.