stethoscope studs | silver horizontalDNA_Upsell The biconcave geometry increases surface

The biconcave geometry increases surface area by roughly 25 percent compared to a sphere

and gamma chains meeting at the centre point where basement membranes anchor cells to their scaffold

A small piece of biochemistry that lands if you have spent time thinking about why these two bases recognise each other

Stanley Cohen and Herbert Boyer ligated foreign DNA into a bacterial plasmid and recovered functional protein expression in E

stethoscope studs | silver horizontalDNA_Upsell The biconcave geometry increases surfaceStethoscope studs sterling silver Ren Laennec invented the stethoscope in 1816 because he couldn't bring himself to press his ear directly to a patient's chest. His wooden tube became the defining symbol of medicine, and it has never lost that meaning. The Science Behind the Stethoscope Laennec's insight was that sound travels better through a confined medium than through open air. His paper tube channelled vibrations from the chest wall into the