1)Cell walls are rigid and resist expansion, which allows the
pressure to build inside a cell when it absorbs water. The force
exerted by pressing water against the cell wall is called [BLANK1],
which is a key feature that allows plants to stand upright.
2)Prokaryotes concentrate DNA in a discrete region of the cell
interior known as the BLANK . They often contain additional small
circular molecules of DNA known as BLANK that carry a small number
of genes that...