Asked by Michelle Ruste on Jun 18, 2024
Verified
The Ediacaran fauna includes
A) organisms that lived on land.
B) tetrapods.
C) organisms that are not clearly related to any currently existing lineages.
D) chordates.
Ediacaran Fauna
Refers to an assemblage of ancient, soft-bodied marine organisms that lived during the Ediacaran Period, approximately 635 to 541 million years ago.
Tetrapods
Vertebrate animals having four limbs or limb-like appendages, including amphibians, reptiles, birds, and mammals.
Lineages
Refers to lines of descent or ancestral sequences, often traced through generations of organisms to study evolutionary relationships.
- Discuss the proliferation of various life forms and their connections through evolution.
Verified Answer
AS
annabel shakiraJun 23, 2024
Final Answer :
C
Explanation :
The Ediacaran fauna, dating from approximately 635 to 541 million years ago, is known for its enigmatic organisms, many of which cannot be directly related to modern animal groups. This period predates the Cambrian explosion, where most major groups of animals first appear in the fossil record.
Learning Objectives
- Discuss the proliferation of various life forms and their connections through evolution.