<span>PCR can be used to create a DNA "fingerprint," which is unique to each individual. These DNA fingerprints can be useful in real-world applications relating to paternity/maternity, kinship, and forensic testing.</span>
During hibernation, the animals don't eat anything.....So, when they are hibernating, those animals can get energy by burning the the stored fat from the fatty food and can survive until they wake from hibernation
This question doesn't make since. it could mean its death rate is lower than its birth rate or it could mean just expansion