The best replacement for prokaryotic is eukaryotic.

The best alternatives to prokaryotic are rated as following:
★★★★★  eukaryotic
★★★★  eukaryotic cells
★★★★  eukaryotic transcription
★★  eukaryotic translation
★★  eukaryotic replication
★★  eukaryotic dna
★★  eukaryotic dna replication
★★  eukaryotic ribosomes
★  eukaryotic chromosomes
★  eukaryotic gene expression
★  eukaryotic flagella
★  prokaryotic
★  eukaryotic mrna
★  eukaryotic organelles
★  eukaryotic bacteria
★  eukaryotic cell division
★  eukaryotic came first
★  eukaryotic genome
★  eukaryotes
★  eukaryotic genomes
  eukaryotic gene regulation
  eukaryotic cell
  karyotic
  eukaryotic mitosis
  eukaryote
  eukaryotic cell wall
  eukaryotic organisms
  eukaryotic chromosome
  eukaryotic venn diagram

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Speaking about prokaryotic, one probably shouldn't forget about eukaryotic.

Other search terms related to prokaryotic and their ratings are:
★★★★★ eukaryotic
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prokaryotic
eukaryotic
eukaryotic cells