Conical Marine Organisms That Lived During the Cambrian and Were

question 54

Multiple Choice

Conical marine organisms that lived during the Cambrian and were the earliest builders of reef-like structures are known as ____.

• A) protists
• B) cyanobacteria
• C) brachiopods
• D) sponges (porifera)
• E) archaeocyathids

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Definitions:

Emergency Room Doctor

A physician specialized in emergency medicine, providing urgent care and lifesaving interventions to patients in the emergency department of hospitals.

On-Call

A status indicating availability to work or respond to work-related inquiries and tasks spontaneously, outside regular working hours, often in emergency situations or to provide services as needed.

Social Class

A division of a society based on social and economic status, influencing access to resources and opportunities.

Pediatric Nurse

A nursing professional specializing in the care of infants, children, and adolescents.