Characteristics of Life
The most basic unit of life
What is the cell?
Cells with a nucleus
What are eukaryotic cells?
Circular DNA present in prokaryotic cells
What is a nucleoid?
Contains DNA
What is the nucleus?
The characteristic that can only be seen in populations
What is evolution?
What is cell specialization?
What is the cell wall?
Location of photosynthesis
What are chloroplasts?
The need to obtain and use energy
What is metabolism?
Type of organisms that doesn't have specialized cells
What are unicellular organisms?
The difference between the rough and smooth ER
What is the rough ER has ribosomes and the smooth ER doesn't?
Protein filaments that support the structure of the cell
What is the cytoskeleton?
Maintaining a constant internal environment
What is homeostasis?
3 structures plant cells have that animal cells don't
What are chloroplasts, a central vacuole, and a cell wall?
2 characteristics of all cells
What are DNA and a plasma membrane?
Organelle that build proteins
What are ribosomes?
Reacting to internal or external stimuli
Type of cell that doesn't have membrane-bound organelles
What are prokaryotic cells?
The space between the membrane and the nucleus, filled with a jelly-watery fluid
What is the cytoplasm?
Breaks down and recycles macromolecules
What are lysosomes?