Examine the Numerous Long Structures Extending from the Surface of Some

question 6

Multiple Choice

Examine the numerous long structures extending from the surface of some of the cells in the following figure.Cells with these long structures could be found lining ______.

• A) the digestive tract
• B) arteries
• C) veins
• D) the trachea

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Definitions:

Accept

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Who's

Short for "who is" or "who has," used in questions and relative clauses.

It's

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