A nonnative species of squirrel is introduced into a forest. Which would most likely prevent this squirrel from becoming an invasive species? A. There are no natural predators for the squirrel in this ecosystem.

B. The squirrel must compete with stronger organisms for resources.

C. The forest ecosystem has very low biodiversity.

D. The squirrel is able to reproduce quickly in this ecosystem.

B

Explanation:

competing with stronger organisms makes it difficult for the squirrel to be invasive

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answer; //the above statement is (false);

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."