You Are Studying the Relationships Between a Number of Organisms

question 9

Multiple Choice

You are studying the relationships between a number of organisms.You begin by cataloging their homologous traits.Organisms A and B share 23 homologous traits.In addition,organisms B and C share 14 homologous traits,while organisms A and C share 11 homologous traits.Based on these preliminary findings,what can you conclude from these data?

• A) Organisms B and C are most closely related.
• B) Organisms A and C are most closely related.
• C) Organisms A and B are most closely related.
• D) Organisms A, B, and C are related to each other to similar extents.

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Definitions:

Antigens

Substances that the immune system recognizes as foreign or dangerous, triggering an immune response.

Adjunct Therapy

Treatment used together with the primary treatment to enhance its effectiveness.

Rheumatoid Arthritis

A chronic inflammatory disorder affecting the joints, including those in the hands and feet, characterized by pain, swelling, and stiffness.

Sarcoma

A type of cancer that arises from transformed cells of mesenchymal origin, affecting bones and soft tissues.