What were pterosaurs? What adaptations did they have for their unique ability? What will be an ideal response?
Pterosaurs were flying reptiles. Adaptations for flight included a wing membrane supported by an
elongated fourth finger, light, hollow bones, and the development of the parts of the brain associated
with muscular coordination and sight. At least one has a coat of hair or hair-like feathers, suggesting
that at least this species was endothermic
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A nor'easter typically occurs when:
A) NE winds associated with a low-pressure system draw mP air into the northeastern United States. B) the NE tradewinds strengthen in the Pacific during a La Niña event. C) the polar jet stream weakens and allows mP air to invade New England. D) a cP air mass from the northeast moves into Texas.
When an acid is added to a solution a gas is formed. Which of the following ions might be in the solution?
A) CO32- B) OH- C) SO42- D) none of these
About 200 million years ago, most of the continents were together, forming a "super continent" called Pangaea.
Answer the following statement true (T) or false (F)
How is genetic engineering different from artificial selection?
What will be an ideal response?