Why did the video use the word evolve to describe the change that occurred from unicellular to multicellular life on earth

Like the unicellular organisms that came before them, multicellular organisms developed when conditions were ideal for their development. The rise of multicellular organisms allowed for Earth to develop, or evolve, a wide range of life forms.

answer: c. two haploid cells

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."