A friend of mine naturally exhibits exclusively photosensitive sneezing. So I thought it would be interesting to try. This study suggests it is primarily acquired and not inherited so I figured it was worth a shot.
I'd heard a while ago that the photic sneeze reflex was a so-called Mendelian trait which might actually be a "simple Mendelian trait". Having found so many other cases where such claims didn't pan out, I guess at this point I shouldn't be very surprised when another "simple Mendelian inheritance" story turns out to be complicated :-P
I only read the abstract of your linked study rather than methods and everything. Out of curiosity (if you read the whole thing), did they disentangle the causal factors behind variation in the trait? Li...
This is the fifth bimonthly What Are You Working On? thread. Previous threads are here. So here's the question:
What are you working on?
Here are some guidelines: