🧪🩸🔑

#hormone #chemical messenger #maertsdoolb #receptor #endocrine system #hormone action

💊🔓

#ligand-gated ion channel #gating #neurotransmitter receptor #espanys #cell signaling #pharmacology #receptor

👂📡

#kupi kuu #always listening #picking up signals #hearing everything #attentive ear #receptor #swahili idiom

🔑🔒🧬

#ligand #receptor #binding site #key lock model #biochemistry #protein binding #molecular recognition

✨📸💛😍

#light capture #receptor #xanthic #rayphotors

🧠🪳📡

#neuron #brain cell #nerve cell #signal reception #receptor #afferent