In this biosphere cycles can be very complex and interdependent. no cycle happens in isolation. true or false

True

Explanation:

The cycles in all of the spheres of the Earth are interdependent and very complex, and the biosphere is not an exception. The cycles that take part in the biosphere also take part in the other spheres. The influences of all spheres is equally important for the natural cycles to be performed, and if only one of them is lacking, then the cycle will not be able to continue, causing a lot of changes all over the planet because of it.

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."

your answer should be c) enjoy!