All living things within an ecosystem are interdependent. a change in the size of one population affects all other organisms within the ecosystem. one well known predator/prey relationship is between ladybugs (predator) and aphids (prey). what happens to the population of aphids if there is an increase in ladybugs?

Which would be the most useful source of evidence to support mcneill's contention?

80 points pls brainliest 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?

What organs comprise the respiratory system of a bird