Explain Why the Discovery of Iron- Oxidizing Phototrophs Has Important

question 48

Essay

Explain why the discovery of iron- oxidizing phototrophs has important implications for both understanding the evolution of photosynthesis and explaining the large deposits of ferric iron (Fe3+) found in ancient sediments on Earth.

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Definitions:

Instinctual Behavior

Actions or reactions that are not learned but are innate, arising from impulses or mechanisms inherent to an organism.

Higher-Order Thinking

Cognitive processes that involve complex reasoning, problem-solving, and decision-making beyond basic memory recall.

Experimental Evidence

Data or information obtained from experiments, which are controlled procedures designed to test hypotheses and establish causal relationships between variables.

"Just So" Explanations

Assertions or hypotheses that appear to explain a particular situation or phenomenon but lack substantial evidence or scientific basis.