Uh yea. This is me tonight, for my exam tomorrow. My brain has become a pile of ashes.
Did you know as you read this, light is striking the cis-retinal in your rods and cones, changing it to trans-retinal and thereby activating transducin, which activates phosphodiesterase, which something-something??! And as you scroll down with your mouse, the myosin heads of your muscle fibers are cocking??
Fuck yeah, biology.
One of my favourite phrases I learnt in physiology was “dark current”. For a review, see here (full text available as PDF).
47 Notes