What is the protective outer covering of all cells that regulates the interaction between the cell and the environment?
cell membrane
The heart is an example of an _____________
What contains hereditary material made up of proteins and DNA?
_________ is a small cytoplasmic structure on which cells make their own proteins.
A rigid structure that encloses, supports, and protects the cells of plants, algae, fungi, and most bacteria
cell wall
Cell organelle that breaks down food and releases energy
Can be rough (with attached ribosomes) or smooth (without attached ribosomes)
Endoplasmic Reticulum
What is a group of similar cells that work together to do one job?
___________ is a green, chlorophyll-containing, plant-cell organelle that uses light energy to produce sugar from carbon dioxide and water.
Organelles that package cellular materials and transport them within the cell or out of the cell
Golgi Body
Structure in the cytoplasm of an eukaryotic cell that can act as a storage site, process energy, move materials, or manufacture substances
_____________ is a constantly moving gel-like mixture inside the cell membrane that contains heredity material and is the location of most of a cell's life processes.