Answer:
Genes are made of deoxyribonucleic acid. Also known as DNA. The sides are sugar and Phosphate molecules.
Answer:
No
Explanation: its related to climate
The answer is A, delta.
I know this because i had this on USATestPrep and got it correct :D
Answer:
In optics, the refractive index of a material is a dimensionless number that describes how fast light travels through the material. It is defined as n={\frac {c}{v}}, where c is the speed of light in vacuum and v is the phase velocity of light in the medium