Question

All arthropods share certain key characteristics because ______. Select one: a. these characteristics are beneficial b. these characteristics are common to all protostomes c. these characteristics were found in the common ancestor to all arthropods d. these characteristics are found in aquatic organisms

Answer 1

The correct answer is b. Arthropods are all protostomes as opposed to deuterostomes. Examples of arthropods include crustaceans, insects, and spiders.