During Ashley's in-office conversation with A-Train, when she's turned away from the camera, her mouth movements don't match her words.
It is not possible to do molecular biology with salvaged dumpster equipment because that is not where you "find" DNA sequencers and such.
Ambrosius has been shown multiple times out of water (on the Deep's bed, on his shoulder, during intercourse, etc.), yet when the Deep breaks her cage, suddenly she can't breathe.
The notion of self-taught Frenchie "dabbling" in molecular biology without any formal training and then even going on to "help out" a top microbiology PhD who has an extended academic/research career in bio weapons under his belt is beyond ridiculous.