What is the main difference between amphibians and reptiles?
A. Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land.
B. Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land.
C. Neither are tied to water for reproduction.
D. There is little difference between amphibians and reptiles.
Answer: B
You might also like to view...
Select the true statements describing why cladistics may not always be the best method for reconstructing phylogenies based on data from the DNA genome.
_____ The rate of evolution of the DNA genome is rapid. _____ The assumptions of the principle of parsimony are not always met. _____ Homoplasy often dominates the data sets. _____ The number of character states for DNA is large.
Which of the following is (are) characteristic of some
amphibians? a. gills b. integumentary exchange c. lungs for oxygen uptake d. skin for carbon dioxide removal e. all of these
Which of the following groups of organisms will all possess hydrostatic skeletons?
A. planaria, hyrdas, crayfish B. bluegill, lobster and planaria C. butterflies, cats and clams D. earthworms, crayfish and sea stars E. planaria, hydras and earthworms
Energy enters most ecosystems by the process of
A. biogeochemical weathering. B. photosynthesis. C. biosynthesis. D. fermentation. E. respiration.