Which of the Following Molecules Do You Think Would Diffuse

question 38

Multiple Choice

Which of the following molecules do you think would diffuse across a phospholipid bilayer fastest, assuming that there are no proteins associated with the bilayer. (Hint: keep in mind the nature of the interior of the bilayer) .

• A) H₂O
• B) NH₄⁺
• C) CH₃COO^-
• D) NH₃
• E) Na⁺

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Definitions:

Electrical Interference

Disturbances generated by external sources that affect an electrical circuit by electromagnetic induction, electrostatic coupling, or conduction.

Ultrasonic Sensors

Devices that measure the distance to an object through the emission of ultrasonic sound waves and the detection of their reflections, used in various applications like level sensing and obstacle detection.

High-frequency Light

Light that emits or operates at high frequencies, often used in specialized applications such as UV curing or fast optical communication.

Encoders

Devices that convert motion or position into an electrical signal, often used for feedback in control systems.