Investigate sea otters helped scientists identify a decline in the population. This, in turn, led to efforts to protect the sea otters and work to ensure that the population growths. 1.What metods might scientists have used to study the sea otters population in California?

2.How could these methods have helped identify a problem with the sea otter population?(explain).

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."

answer: that would be cheating

explanation:

the answer is sex-linked recessive.