Rewrite 'The mucus in your bronchi normally traps the pathogens you inhale. Cilia then waft the trapped pathogens up your trachea. The tar fron cigarette smoke paralyses the cilia and leaves trapped pathogens in your lungs where they can cause infections.' to make it clearer​

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?

How do the evolutionary chart and the video support the claim that all living things are made up of cells?

Chitin is a chemical component of the cell walls