No beacuse the other layer may be to cold or hot for humans to survive in
Answer:
heron and perch or fox they are
I think the most suitable answer is carbohydrates as it can be monosaccharide, disaccharide or polysaccharide.
Answer:
may be
the discovery of new evidence
Explanation:
Accepted theories may be modified or overturned as new evidence and perspective emerges. Scientists are likely to accept a new or modified theory if it explains everything the old theory did and more. The process of theory change may take time and involve controversy, but eventually the scientific explanation that is more accurate will be accepted.