Answer:
Carbon can be compressed underground into the form of coal where it can lay dormant for eons before being excavated.
Bacteria, since most gas is due to the breakdown of fats or carbohydrates by intestinal flora (normally dwelling bacterial cultures)
The source is the allele for beak size being different, or more specifically the DNA sequences being different.
A. <span>The total amount of matter and energy remained the same, because energy can't be lost, it can only be transferred into a different sourceof energy.
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