How do scientists think endosymbiosis might have occurred? A. Eukaryotes preyed on prokaryotes.
B. Prokaryotes actively absorbed eukaryotes through their
membranes.
C. Eukaryotes actively absorbed prokaryotes through their
membranes.
D. Eukaryotes and prokaryotes mated.

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?

Explain how the parts of the peripheral nervous system work with the central nervous system to produce a response to the stimulus

One reason scientists are trying to develop fuel sources from corn and sugar is because these sources are renewable fossil fuels are being depleted these crops can be widely grown all of the above