A disadvantage of sexual reproduction in plants is

These are some of the disadvantages of sexual reproduction: time and energy are needed to find a mate.

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that they rely on pollinators such as bees and other insects to pollinate them

Explanation:

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."