Which of the Following Is a Signal for the Slime

question 35

Multiple Choice

Which of the following is a signal for the slime mold Dictyostelium discoideum to switch from a unicellular state to an aggregate slug formation?

• A) bacterial cell wall components (e.g., LPS, teichoic acids)
• B) cyclic AMP
• C) high glucose concentrations
• D) increased light and warmth
• E) actin polymerization

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Definitions:

Evolutionary Modifications

Changes in an organism's genetic makeup over time, leading to adaptations and the emergence of new species through natural selection and other evolutionary processes.

Vestigial Structures

Anatomical features or behaviors that have lost all or most of their original function in a species through evolution.

Bioremediation

A method to clean up a hazardous waste site that uses microorganisms to break down toxic pollutants, or plants to selectively accumulate toxins.

Bacteria

Bacteria are single-celled microorganisms with a wide range of shapes and metabolic capabilities, some of which are vital for ecological and human health.