<em>a</em><em>n</em><em>s</em><em>w</em><em>e</em><em>r</em><em> </em><em>:</em>
preimplantation genetic testing ( pgt ) .
Answer:
the correct answer is the second option
Answer(s):
Box One= A Gene
Box Two= A Chromosome
Box Three= Heredity
I hope this helps! If it is wrong, I am very sorry! ;-;