Contact lens solution is salty in order to match your tears. Contact lens solution is to the cells in your eyes. Is it hypertonic, hypotonic, or isotonic solution

Its isotonic

Explanation:

Because The contact lenses that we wear have been formulated to be isotonic, which means that they have the same osmotic pressure as the tear film in our eye.

the sun d the answer is sun

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."