7th grade science questions How do living creatures produce light?
Describe two ways that bioluminescence is useful to the firefly?
How have coal miners made use of bioluminescence?

Rudolph is famous for his glowing red nose
What could possibly make his nose emit light?
Why would the glow of his nose be red?

Please don't answer just for points, I need this to be done by today! Thank you for your time.

Bioluminescence is the production and emission of light by a living organism

Explanation:

Bioluminescence occurs through a chemical reaction that produces light energy within an organism's body. For a reaction to occur, a species must contain luciferin, a molecule that, when it reacts with oxygen, produces light. ... Many organisms also produce the catalyst luciferase, which helps to speed up the reaction.

thymine. in rna, thymine is replace by uracil

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.