prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled

prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled

the local voltage change across the cell wall as a nerve impulse is transmitted

the local voltage change across the cell wall as a nerve impulse is transmitted

the local voltage change across the cell wall as a nerve impulse is transmitted

the immediate rebroadcast of some action (especially sports action) that has been recorded on videotape

the immediate rebroadcast of some action (especially sports action) that has been recorded on videotape

the immediate rebroadcast of some action (especially sports action) that has been recorded on videotape

the immediate rebroadcast of some action (especially sports action) that has been recorded on videotape

the immediate rebroadcast of some action (especially sports action) that has been recorded on videotape