Then maybe we would die because sometimes we people eat fish and also the ecosystem of the ocean like the animals that eat fish such as sharks.
To reflect beat away from the fridge.... it also keep the fridge cooler
The could tell by solar radiation and dark matter, they didnt know were dark matter was but they new it was there
Answer:
Mutation
Explanation:
A mutation is a change in the sequence of genetic letters, called bases, within a molecule of DNA.
