Eukaryotes vs Prokaryotes
What type of cell does NOT have a nucleus?
Prokaryote
What is the basic unit of life?
The cell
What structure controls what enters and leaves the cell?
Cell membrane
What is the smallest unit of an element?
atom
What is the jelly-like material inside a cell that surrounds the organelles?
Cytoplasm
Which type of cell has a nucleus and other membrane-bound organelles?
Eukaryote
According to cell theory, all living things are made of what?
One or more cells
Which organelle is known as the "control center" of a eukaryotic cell?
Nucleus
What do you call two or more atoms chemically joined together?
What is a specialized structure inside a cell that performs a specific job called?
Organelle
True or False: Bacteria are prokaryotes.
True
What does cell theory say about where new cells come from?
New cells come from existing cells
Which organelle makes proteins?
Ribosome
Which type of biological molecule includes sugars and starches and is an important source of energy?
Carbohydrates
Which structure gives a cell support and helps it maintain its shape?
Cytoskeleton
A scientist discovers a cell that has DNA but no nucleus. Is this cell a prokaryote or eukaryote?
Prokaryote
A scientist discovers a new organism. According to cell theory, what must the organism be made of?
One of more cells
A cell needs to release usable energy from food. Which organelle is most important for this job?
Mitochondria
Which type of biological molecule is made from amino acids and performs many different jobs in cells?
Protein
Which structure is found in plant cells but not animal cells and provides extra support and protection?
Cell wall
A cell contains a nucleus, mitochondria, and a Golgi complex. Is it a prokaryote or eukaryote? How do you know?
Eukaryote - it has a nucleus and membrane-bound organelles
Name all three parts of the cell theory.
A protein has just been made and needs to be modified, sorted, and packaged so it can be transported. Which organelle does this job?
Golgi Complex
Which type of molecule makes up much of the cell membrane and has a water-loving head and water-fearing tails?
Phospholipid
A cell is placed in a microscope and the scientist sees a cell membrane, cell wall, chloroplasts, and a large vacuole. What type of cell is most likely being observed?
Plant cell