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Tuesday, September 29, 2020

Listen to the recording and answer the multiple-choice question by selecting the correct response. Only one response is correct.

 

Q. Primary purpose of the passage is:

(1) To analyze the differences between the characteristic features of spiders in the Araneidae and Uloboridae families
(2) To question the methods used by earlier investigators of the habits of spiders.
(3) To settle a question of whether orb webs evolved once or more than once
(4) To describe scientific speculation concerning an issue related to the evolution of orb webs.

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