Materials move into and out of the cell through the organelle named ____.
Cell Membrane
Unlike animal cells, plant cells have a ___.
Cell Wall
How does a prokaryotic cell differ from a eukaryotic cell?
Eukaryotic cells contain a nucleus while prokaryotic cells do not
What is the smallest building block of all living things?
The Cell
Where in the cell are proteins assembled?
Ribosomes
Structures that support and give shape to plant cells are...
Cell Walls
Prokaryotic cells have no ___.
Nucleus
List the levels of organization from smallest to largest
Cells, Tissues, Organs, Organ Systems
The organelles that can be called the cleanup crew of the cell are the ____.
Lysosomes
Cell Wall and Chloroplast
Kidneys are composed of several tissues that work together to filter wastes from the body. At what level of organization are kidneys?
Organs
Which tool made it possible to discover cells?
Microscope
Human liver and muscle cells require a great deal of energy. Which cell organelles would you expect to appear in large numbers as a result?
Mitochondria
DNA is located primarily in the..
Nucleus
Which of these is the MOST complex level of organization?
Organ System
Which structure is known as the control center of the cell?
Nucleus
According to the cell theory, all cells...
Come from other cells
Which tool would be most helpful to observe the cellular structure of a new type of grass?
Microscope
An organ system is a collection of ____.
Organs that work together
Give one example of a lab safety rule
Wear goggles, Keep your hair pulled back, Don't eat anything...