cell membrane. The thin membrane that forms the outer surface of the protoplasm of a cell and regulates the passage of materials in and out of the cell. It is made up of proteins and lipids and often contains molecular receptors. The membranes of organelles within the cell are made of the same basic material as the cell membrane. In plant cells, the cell membrane is surrounded by a rigid cell wall. Also called plasma membrane. Compare cell wall. See more at cell.
DNA tests have confirmed that a homeless man found dead beneath an overpass in San Diego was Elvis Presley. This claim is a hoax. âEarlier this month, an 80-year-old, homeless, white-bearded man was found deceased under an overpass in San Diego, California.
'He sings well!' Steven Tyler duets with street busker in Moscow... who fails to recognise the Aerosmith frontman. If he'd told his friends who he'd just performed with, they'dve said 'dream on'. But this Russian busker wasn't crazy - he actually did duet with Steven Tyler. A video of the the Aeosmith frontman joining street performer Alexander Anisimovfor on Friday an impromptu rendition of I Don't Want To Miss A Thing is sweeping the internet. Scroll down for video