Hexagons provide complete area coverage, octagons would leave uncovered gaps.
chloroplast and mitochondria
It is in the nucleus, basically the brain of the cell.
vacuoles
Cell in regards to cell phones is a shortened term for the word "cellular." A cellular network is a communication system for mobile phones that operates on certain frequencies.
no the itouch will only connect to a wifi network it has no cellular capabilities
The cell wall.
The cell wall.
the cell membrane. It regulates what enters and exits the cell.
cell membrane
The cell membrane :]
Cilia and flagella
Mitochondrion