In 1969, Scientists Shaved Off Pieces of the Murchison Meteorite

question 222

Multiple Choice

In 1969, scientists shaved off pieces of the Murchison meteorite and found both D- and L-isomers of ten amino acids.Only L-isomers of amino acids are made by living organisms on Earth.This indicates that

• A) Earth's amino acids could not have had an extraterrestrial origin.
• B) the meteorite's amino acids as a whole could not have resulted from contamination by Earth organisms.
• C) basic chemical building blocks of life have only formed on Earth.
• D) life must have originated somewhere other than Earth.
• E) life arose in many places besides Earth.

Understand the effects of sensory nerve damage on perception and movement.

Analyze theories and neural mechanisms underlying movement representation in the motor cortex.

Understand the basic physical properties of sound, including frequency, amplitude, and their perceptual correlates (pitch and loudness).

Identify types of hearing impairments and common causes for their occurrence.

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Definitions:

High Familiarity

A situation or condition where there is extensive knowledge or awareness about a particular topic, person, or context.

Negotiate Differently

Engaging in negotiation processes in varied manners, potentially adapting strategies based on the context or parties involved.

Perceptual Selection

The process by which individuals unconsciously or consciously select which sensory information to focus on and process.

Internal Factor

Elements within an organization or individual that can affect performance, decisions, and outcomes, such as values, culture, or resources.