Unit 3 Lesson 6: chordate evolution and diversity quick check answers.
1. B
2. D
3. B
4. B
5. B
D. butterflies (they eat plants so they are a consumer)
<span>Na+, cl-, hco3-, and k+ are electrolytes. Na+ is sodium. Cl- is chloride. Hco3- is bicarbonate and k+ is potassium. Electrolytes are needed for our organs and cells to function like they should. We obtain some of these electrolytes through the food we eat, such as sodium from salt and potassium from bananas.</span>
