The Dutch Microbiologist Van Niel First Demonstrated Anoxygenic Photosynthesis in Soil

question 67

Multiple Choice

The Dutch microbiologist van Niel first demonstrated anoxygenic photosynthesis in soil and water bacteria. He generalized his work by hypothesizing that

• A) every molecule in nature can be used as a source of nitrogen by some microorganism.
• B) photosynthesis results in oxygen production.
• C) microbes are found in every environment on Earth.
• D) microbes cannot live deep within Earth.
• E) photosynthesis occurs deep within Earth.

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Definitions:

Human Brain

The central organ of the human nervous system, responsible for processing sensory information, regulating body functions, and enabling thought and consciousness.

Functional Asymmetry

The difference in function between the left and right hemispheres of the brain.

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A healthy brain exhibits optimal functioning in cognitive, emotional, and neurological aspects, maintaining overall mental and physical well-being.

Neural Basis

The underlying neurological foundation or mechanism that enables cognitive processes, behaviors, and emotions.