There are three parts to this question, and I recommend asking them separately.
Also, Coscott can put multiple polls in the same comment, saving on space.
I would do this myself, rather than hinting that Coscott should do it themselves, but I don't know whether Coscott really means "biological" when they write "biological", as opposed to meaning e.g. "genetic" or "innate".
This is an experiment to use polls to tap into the crowd knowledge probably present on LW.
This is your chance to ask your multiple choice question you always wanted to throw in. Get qualified numeric feedback to your comments. Post fun polls.
There are some rules:
If you don't know how to make a poll in a comment look at the Poll Markup Help.
This being an experiment I do not announce it to be regular. If it is successful I may. Or you may. In that case I recommend the following to make this potentially more usable:
EDIT: Added recommendations from KnaveOfAllTrades.