Considering Only the Limitations of Diffraction, What Is the Smallest

question 18

Multiple Choice

Considering only the limitations of diffraction, what is the smallest structure resolvable using a 12 keV electron microscope?

• A) 3.4 × 10⁻¹⁹ m
• B) 1.1 × 10⁻¹¹ m
• C) 1.8 × 10⁻⁴ m
• D) 10 cm

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Definitions:

Synaptic Cleft

The synaptic cleft is the narrow gap between the terminal button of a neuron and the membrane of another neuron or muscle cell, through which neurotransmitters are released.

Concentration Differences

Variations in the amount of a particular substance across different spaces or mediums, often leading to diffusion.

Higher Concentration

Refers to a situation where there is a greater amount of solute per unit volume of solvent in one part of a solution or mixture compared to another.

Inside Cell

Pertaining to the internal environment or components within a cell, including organelles, cytoplasm, and genetic material.