g Virtually all vertebrate cells, whether excitable or not, have a resting membrane potential (RMP). A-1. Relative to the extra cellular fluid (ECF), the [K ] inside neurons should normally be (higher) (lower) (about the same) (can't predict). A-2. Nerve cells (neurons) should have a significant number of (a) ungated K channels that are always open (b) ungated Na channels that are always open (c) voltage gated Na channels (d) voltage gated K channels.

20 point pls brianliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?