What usually happens to a population of organisms when the region's carrying capacity has been reached?

the population starts to slowly decline

Explanation:

The population will decline drastically because there is not enough resources to sustain the population or increase the population.

answer; hypnagogic sensations)

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."