Which of the Following Statements About the Theories of (Bio)chemical

question 47

Multiple Choice

Which of the following statements about the theories of (bio) chemical evolution is not true?

• A)During chemical evolution,simple organic molecules (monomers)condensed to form more complex molecules (polymers)which then began to replicate based upon complementarity.
• B)Margulis suggested that mitochondria and chloroplasts evolved from the symbiotic relationship between primordial prokaryotic and eukaryotic cells.
• C)The first cells were probably formed when self-replicating systems were enveloped in membranous vesicles.
• D)Oparin and Haldane demonstrated that by passing an electrical discharge through a vessel containing H₂O,CO₂,N₂,CH₄ and NH₃ some basic biological building blocks (like simple amino acids)could have formed abiotically in the earth's early atmosphere.
• E)The RNA world hypothesis as proposed by Woese,Crick and Orgel states that RNA,instead of protein,was the first self replicating biochemical molecule that evolved because RNA could have stored genetic information and performed the catalytic roles necessary for primitive self-replication.

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Definitions:

Echoic Memories

A form of sensory memory that retains auditory information for a short period of time.

Implicit Memory

Memory that allows individuals to perform tasks without conscious awareness of these previous experiences.

Explicit Memory

Memory of facts and experiences that one can consciously know and declare.

Declarative Memory

Memory that involves the recall of specific facts or events that can be verbally expressed, including episodic and semantic memory.