Which Type of Medium Allows a Variety of Microbes to Grow

question 34

Multiple Choice

Which type of medium allows a variety of microbes to grow but often changes color in the right conditions, such as when fermentation causes a pH change?

• A) selective but not differential
• B) differential but not selective
• C) both selective and differential
• D) neither selective nor differential

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Definitions:

Life on Earth

The collective existence of all organisms, both past and present, that inhabit our planet, adapting and evolving over billions of years.

Gravity

A fundamental force of nature that causes all things with mass or energy to be attracted to one another, keeping planets in orbit around stars and forming the structure of the universe.

One-Way Flow

A system or process in which resources or materials move in a single direction without recirculation or return to the starting point.

Limiting Factor

An environmental condition that restricts the growth, abundance, or distribution of an organism or a population within an ecosystem.