Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Rod is the general shape of centrioles.
What is the general shape of centrioles?

Bees are naturalized on every continent except antarctica.
Bees are naturalized on every continent except which?

Fertilization process results in the formation of a new cell with a full set of chromosomes.
Which process results in the formation of a new cell with a full set of chromosomes?