Which of the following is the best definition of a prokaryote? A. An organism whose cells each contain a membrane-bound nucleus.
B. A one-celled organism that does not have a cell wall.
C. An organism whose cells each have a cell wall.
D. A one-celled organism that does not have a membrane-bound nucleus.

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Me 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 is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay