Answer:
This is the question related to physics.
Explanation:
Reflection is the bouncing back of light from any surface
whereas
Refraction is the passing of light from one medium to another medium. Here light get bent to certain angle while passing from one medium to another.
Answer:
Prophase
The replicated chromosomes thicken and become visible as separate chromosomes during prophase stage of mitosis. :)
6. a: mRNA
11. b
16. true
18. a
19. a
20. idk