Amphibians probably evolved from the __________, an important group of lobe-finned fish. Fill in the blank(s) with the appropriate word(s)
crossopterygians
Environmental & Atmospheric Sciences
You might also like to view...
What is the greatest known cause of global amphibian declines?
A) pollution B) fires C) displacement by invasive species D) parasites and disease E) habitat loss
Environmental & Atmospheric Sciences
Paleoclimate studies require that scientists find paleoclimate ________, materials that have retained a unique signature of the ancient climate conditions.
A. models B. air bubbles C. proxies D. records
Environmental & Atmospheric Sciences
Rapid amounts of photosynthesis can create variations in the alkalinity of seawater. Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Which of the following nuclear equations correctly describes alpha emission?
A. U ?
He
B.
![]() ![]() | + ![]() |
C.



D.



E. none of the above
Environmental & Atmospheric Sciences