Question: Q: Most turtle bodies are covered by a special bony or cartilaginous shell developed from their what? Choices: - spines - tails - fins - ribs A:
Answer: ribs

Question: Q: What plant hormone allows plants to curve in a specific direction? Choices: - peptides - pheremone - apoptosis - auxin A:
Answer: auxin

Question: Q: Despite its small size, an erythrocyte contains about 250 million molecules of what? Choices: - calcium - plasma - potassium - hemoglobin A:
Answer:
hemoglobin