The Discovery That Single-Celled Sister Groups of Animals Synthesize Proteins

question 155

Multiple Choice

The discovery that single-celled sister groups of animals synthesize proteins known to play roles in animal development tells us that:

• A)the single-celled sister groups are derived from more complex multicellular ancestors
• B)the single-celled sister groups use the proteins in question for functions other than multicellular development.
• C)these proteins are found ubiquitously through the eukaryotic tree of life.
• D)All of these choices are correct.

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Definitions:

Benign Tumor

A non-cancerous growth in the body that does not invade nearby tissues or spread to other parts of the body.

Diagnostic Test

A diagnostic test is a medical procedure or assay used to identify the presence or absence of a disease or condition in individuals based on specific markers or symptoms.

Malignant Cyst

A growth that can be cancerous, potentially spreading to other parts of the body, unlike benign cysts.

On-time Rates

A measure often used in transportation or logistics industries to indicate the percentage of services or deliveries completed on schedule.