Which of the following adaptations would NOT increase the surface area of a respiratory surface?
a. skin folds on an amphibian
b. a flatworm having a broad, flat body
c. branched gill filaments
d. internal folds within lungs
e. endothermy
E
You might also like to view...
While walking a cornfield, you notice roots emerging from the corn stalks themselves, and you suspect that these roots are helping to hold the plants upright. These roots belong to a category of roots known as
A) Taproots B) Fibrous roots C) Adventitious roots D) Root hairs E) Special roots
A group of vertebrates that do not have bone are the
A. ray-finned fishes. B. sharks. C. amphibians. D. reptiles.
What is the primary reason for the occurrence of mercury in the human body?
a. It is biologically inactive and dormant. b. It provides vital biological functions in trace amounts. c. It is needed to kill bacteria. d. It is a byproduct of cellular function. e. It is consumed through seafood.
Mutations of ________ [two words] in fruit flies can cause appendages to appear in the wrong places, such as legs growing in place of antennae
Fill in the blank(s) with correct word