A. The different length and different sequence are a good indication they are front different genes and probably have different functions.
High salinity, high temp, or D because of the salt which would cause humidity, which in turn would cause water
A scientific law would be your answer.
There are many laws that are defined using formulas.
I hope this helps!
~cupcake
Https://www.amnh.org/exhibitions/permanent/planet-earth/why-is-the-earth-habitable/life-that-lives-off-the-earth-s-energy/life-at-the-hydrothermal-vents
Hope this helps!
Answer:
The boundary of an advance mass of cold air, In particular the trailing edge of the warm sector of a low pressure system.