Cell Theory
What is a cell?
The most basic functional unit of life
What is a cell organelle?
A membrane-bound structure that performs specific functions within the cell
What is the difference between a unicellular and a multicellular organism?
Unicellular organisms are made of only one cell, while multicellular organisms are made of many cells all performing separate tasks.
What are the three basic states of matter?
Solid, liquid, gas
How can you tell if something is living or nonliving?
If it has cells, it is living (or was once living)
Which organelle is responsible for storing DNA and controlling the cell's day-to-day activities?
The nucleus
What is the difference between a prokaryote and a eukaryote?
Prokaryotic organisms don't have a nucleus (or any membrane-bound organelles)
Who was the scientist who invented calculus and the 3 basic laws of motion?
Isaac Newton
What are the 3 tenets of cell theory?
1. The cell is the most basic unit of life
2. All living things have cells
3. All cells come from other cells
Which organelle is responsible for energy production within eukaryotic cells?
The mitochondria
Name two differences between plant cells and animal cells.
Cell wall, central vacuole, presence of chloroplasts
What is the largest planet in our solar system?
Jupiter
What is the name of the first person to observe cells under a microscope?
Robert Hooke
When not being replicated, DNA is stored in structures called:
Chromosomes
Other than plants, what is another type of organism that utilizes a cell wall to protect its cell membrane?
Bacteria, some archaea, algae, fungi
What is the name of the 'ideal' zone of space (inhabited by Earth) where the heat from the sun is neither too hot nor too cold for liquid water on the surface?
The Goldilocks zone (or the Habitable zone)
In what year did Antonie van Leeuwenhoek become the first person to observe living microorganisms in a drop of pond water?
1670
What does a vesicle do?
What is the green pigment contained within chloroplasts that allows plants to photosynthesize?
Chlorophyll
Which scientist is most often credited with the discovery of the theory of natural selection?
Alfred Russel Wallace or Charles Darwin