A group of vertebrates that do not have bone are the

A. reptiles.
B. sharks.
C. ray-finned fishes.
D. amphibians.


Answer: B

Biology & Microbiology

You might also like to view...

Fungal cell walls are composed of what material?

A. Chitin B. Cellulose C. Peptidoglycan D. Lignin E. Glycogen

Biology & Microbiology

In the Southern Hemisphere, gyres rotate in the ________ direction

Fill in the blank(s) with correct word

Biology & Microbiology

Compare DNA methylation to histone acetylation

What will be an ideal response?

Biology & Microbiology

Which of the following would elevate melatonin secretion?

A. increase calcium intake B. increase darkness exposure time C. decrease sound D. decrease testosterone production E. increase water intake

Biology & Microbiology