Familial Down syndrome is caused by translocation between human
chromosome 14 and chromosome 21. The translocation is defined as
Reciprocal translocation
0
Simple translocation or one-way transfer

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.

answer; synapse; i believe this is correct,plz check first good luck;