Crossing over results in . the random arrangement of homologous chromosomes throughout the cell during meiosis
the survival of the sperm as they travel to the egg
the exchange of genetic material between homologous chromosomes
asexual reproduction

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."

nb

explanation:

kj

my answer is the prothallium.brainliest