#Question id: 4969
#Unit 11. Evolution and Behavior
The snowball Earth hypothesis provides a possible explanation for the
#Question id: 4971
#Unit 11. Evolution and Behavior
On the basis of their morphologies, how might Linnaeus have classified the Hawaiian silverswords?
#Question id: 4974
#Unit 11. Evolution and Behavior
Which of these is the most likely explanation for the modern-day distribution of dicynodont fossils?
#Question id: 4975
#Unit 11. Evolution and Behavior
The observation that tusks were limited to males in several species, and were apparently not used in food-gathering, is evidence that the tusks probably
#Question id: 4976
#Unit 11. Evolution and Behavior
Which of these is the most likely explanation for the existence of dicynodont fossils on modern-day Antarctica?
#Question id: 5012
#Unit 11. Evolution and Behavior
A | Silurian | I | Seed plants appear |
B | Devonian | II | Gymnosperms dominant |
C | Carboniferous | III | Invasion of land by primitive land plants |
D | Jurassic | IV | first reptiles |