Cell Theory & Microscopes
What theory states that all living things are made of cells, cells are the basic units of life, and all cells come from existing cells?
The Cell Theory
What organelle contains DNA and controls the cell?
Nucleus
What rigid outer layer gives plant cells support?
Cell wall
Movement of molecules from high to low concentration.
Diffusion
Organisms that make their own food.
Autotrophs
What are the basic units of structure and function in living things?
Cells
Which organelle is the powerhouse of the cell?
Mitochondria
What organelles allow plants to photosynthesize?
Chloroplasts
Diffusion of water.
Osmosis
What organelle performs photosynthesis?
Chloroplasts
What type of microscope uses electrons for high detail?
Electron microscope
What organelle processes proteins and lipids?
Endoplasmic reticulum
What large structure stores water in plant cells?
Central vacuole
Passive transport through protein channels.
Facilitated diffusion
Photosynthesis produces what two things?
Glucose and oxygen
According to cell theory, new cells come from what?
Existing cells
What organelle packages proteins for transport?
Golgi apparatus
What flexible barrier surrounds all cells?
Cell membrane
Transport that requires energy.
Active transport
Process that breaks down glucose for energy.
Cellular respiration
Organisms made of only one cell are called what?
Unicellular
What organelles break down old cell parts?
Lysosomes
Name 3 things plant cells have that animal cells don’t.
Cell wall, chloroplasts, large central vacuole
When the cell engulfs materials into the cell.
Endocytosis
Energy production without oxygen is called what?
Fermentation