Cell Theory
Cells make up all living things.
True
What food cell looks similar to human cells?
banana cells
This protects the cell and controls what enters and exits.
Cell Membrane
Cell Wall
A__________ is the smallest structural and functional unit of an organism.
Cell
Cells can differ in shape and sizes, and the different shapes usually indicate different functions.
True
What is the relationship between tissues and organs?
Organs are formed from two or more specialized tissues working together to perform a job
This organelle contains the cell's DNA and controls cell activities.
Nucleus
This organelle conducts photosynthesis to produce food for the plant.
Chloroplast
All organisms are composed of _______
Cells
Bacteria consist of more than one cell.
Specialized cells can be organized into _________
Tissues
This organelle produces energy (ATP) through cellular respiration.
(Adenosine triphosphate)
Mitochondria
Vacuole
Cells were first observed under a __________ microscope
light
Humans consist of hundreds of cells
False
TRILLIONS!
What type of microscope passes a beam of electrons through a cell to allow you to observe the inside of the cell?
an Electron Microscope
This organelle modifies, sorts, and packaged proteins for transport.
Golgi apparatus
This organelle stores starch and converts it back to sugar when needed.
Amyloplast
Which of the following is NOT a part of the cell theory:
1. All organisms are composed of cells
2. All cells come from other cells
3. Things grow because their cells get larger
4. Cells are alive and the basic units or organization in all organisms
3. Things grow because their cells get larger
You can see cells without a microscope
__________ are formed from two or more specialized tissues working together to perform a job.
Organs
This jelly-like substance is where cells and organelles are located.
Cytoplasm
This organelle breaks down fatty acids and detoxifies harmful substances.
Peroxisome