A body cavity<span> is any fluid-filled space in a multi-cellular organism other than those of vessels (such as blood vessels and lymph vessels). The human </span>body cavity<span> normally refers to the ventral </span>body cavity<span>, because it is by far the largest.</span>
When this gene mutates to cause a loss or reduction in its function, the cell can progress to cancer, usually in combination with other genetic changes.
The waxing gibbous, as this is the stage fullest right after the full moon
A cell wall is like a wall of a room: it marks the "inside" and "outside"; protecting what is inside of the wall: the organelles of the cell. It is made of a little more durable and strong material than the intracellular fluid, but it's also quite flexible.