Most organisms can be divided into two categories - prokaryotes and eukaryotes. What is the main difference between these two categories? A.
Eukaryotes are found in all of the six major taxonomic kingdoms.

B.
Prokaryotes do not possess a nucleus or any other membrane-bound organelles.

C.
Prokaryotes do not possess any means of locomotion and are thus unable to move.

D.
Eukaryotes are living organisms whereas prokaryotes include some nonliving matter.

How does friction with the atmosphere affect the speed of an artificial satellite

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

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?