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.

Part a - which gene to compare? in this exercise, you will use the cytochrome c oxidase i (coi) gene to investigate relationships among salmon species. (this gene encodes a protein that functions in the mitochondrial electron transport chain.) you will compare the coi gene sequences from your salmon test samples to the standard sequences for each salmon species. in order for the coi gene to be useful for distinguishing among the different salmon species, which three statements must be true?