Cells that enclose their DNA in nuclei are _______.
The ______ electron microscope produces three dimensional images of the specimens surface.
Most of the time, the threadlike chromosomes are spread throughout the nucleus in the form of ______.
During _____ particles move from an area where they are more concentrated to an area where they are less concentrated.
_____ is the diffusion of water through a selectively permeable membrane.
Organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy
Small organelle that are filled with enzymes that break down molecules and old organelles.
If a cell is in a hypotonic solution, it will _______.
_____ convert the chemical energy in food into compound that are more convenient for the cell to use.
The cytoskeleton is involved in _______.
_____ are cells that do not enclose DNA in nuclei.
The cell membrane is made of a lipid _____.,
Specialized structure that performs important functions within a cell.
The endoplasmic _______ is where lipids components of the cell membrane are assembled, along with proteins and other materials that are exported from the cell.
Movement of materials against a concentration gradient is known as ______ transport, it requires energy.
The _____ apparatus modifies, sorts and packages proteins and other materials.
The organisms we call ______ are prokaryotes.
In many plant cells, there is a single ____ central vacuole filled with liquid.
The cell ____ is a thin flexible barrier that surrounds all cells and regulates what enters and leaves the cell.