Which are the best titles for A and B?

A: “Science”; B: “Pseudoscience”

A: “Pseudoscience”; B: “Science”

A: “Characteristics of Science”; B: “Limitations of Science”

A: “Limitations of Science”; B: “Characteristics of Science”

PLEASE help

it takes hundreds of years to become stable.

if you have another question lmk.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

idk im sorry.