If All Prokaryotes on Earth Suddenly Vanished, Which of the Following

question 34

Multiple Choice

If all prokaryotes on Earth suddenly vanished, which of the following would be the most likely and most direct result?

• A) The number of organisms on Earth would decrease by 10-20%.
• B) Human populations would thrive in the absence of disease.
• C) Bacteriophage numbers would dramatically increase.
• D) The recycling of nutrients would be greatly reduced, at least initially.
• E) There would be no more pathogens on Earth.

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Definitions:

Closed Channels

Ion channels in a cell membrane that are in a state where no ions can pass through them, affecting cell function and signaling.

Sodium Channels

Proteins in cell membranes that allow sodium ions to pass through, crucial for generating and transmitting electrical signals in neurons.

Diffusion

The process by which molecules move from an area of higher concentration to one of lower concentration.

Dye

A substance used to impart color to materials, such as textiles, paper, and other substrates, through a process of absorption or chemical bonding.