Which of the Following Steps Has Not Yet Been Accomplished

question 42

Multiple Choice

Which of the following steps has not yet been accomplished by scientists studying the origin of life?

• A)synthesis of small RNA polymers by ribozymes
• B)abiotic synthesis of polypeptides
• C)formation of molecular aggregates with selectively permeable membranes
• D)formation of protocells that use DNA to direct the polymerization of amino acids

Understand research design methods and their application in developmental studies.

Comprehend the importance of reliability and validity in psychological research.

Acknowledge the ethical considerations involved in conducting research with children.

Recognize the utility of converging methods and the importance of external and internal validity in research findings.

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