Apod of bottlenose dolphins is showing signs of stress in the gulf of mexico. why would it be important for scientists to study the age structure of the pod?
age structure would scientists determine if the problem exists with young or old dolphins.
age structure would scientists determine where the dolphins have been and why.
age structure would scientists determine if there is a high mortality rate amongst the dolphins.
age structure would scientists determine if the dolphins have been suffering from biomagnification.

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?