Consider an animal that exchanges gases through its skin. Which of the following body shapes would provide the most surface area for gas exchange?

A) a flat rectangle with sides measuring 3 inches and 4 inches
B) a flat square with sides measuring 2 inches each
C) a flat rectangle with sides measuring 2 inches and 9 inches
D) a flat square with sides measuring 4 inches each


Answer: C

Biology & Microbiology

You might also like to view...

Well-developed vascular systems are absent in all of the following except 

A. mosses. B. liverworts. C. hornworts. D. Charophytes. E. Pterophytes.

Biology & Microbiology

What conditions are likely to apply if the progeny from the cross AaBb × AaBb appear in the 9:3:3:1 ratio?

What will be an ideal response?

Biology & Microbiology

__________ is the breakdown of body fat to create usable forms of energy.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Species level is more inclusive than order.

a. true b. false

Biology & Microbiology