Download Name: Per. _____ UNIT 4 – CELL STRUCTURE AND FUNCTION

Name: _____________________________ Per. _____
UNIT 4 – CELL STRUCTURE AND FUNCTION
BE PREPARED FOR THE TEST BY:
1. Reviewing your notes & worksheets based on the material listed here.
2. By doing this study sheet and then by studying from it.
How did the microscope lead to the study of microbiology and ultimately, to the discovery of cells?
What are the three parts of the cell theory? Who are the people responsible for the cell theory?
Who is Hooke?
Van Leeuwenhoek?
Schliden and Schwann?
Pasteur?
What is cellular differentiation?
Why are cells so small?
CELL MEMBRANE:
What are cell membranes made of?
How are membranes arranged?
What is the cell membrane’s function?
What do we call membranes that allow certain molecules pass through and keep others out?
What is the fluid mosaic model?
NUCLEUS:
What structure surrounds the DNA and controls what enters and leaves the nucleus?
What is the dark spot in the nucleus called?
What is the job of the nucleolus?
What do we call DNA that is TIGHTLY PACKED in DIVIDING CELLS?
What do we call DNA that is SPREAD OUT in NON-DIVIDING CELLS?
What is the function of the nucleus?
CYTOPLASM:
What is the gel-like material and organelles called inside the cell membrane?
MITOCHONDRIA:
What is the function of mitochondria?
Mitochondria store the energy released from burning glucose as which molecule?
GOLGI BODIES:
What is the function of Golgi bodies?
RIBOSOMES:
Looks like:
Where are ribosomes found?
What is the function of ribosomes?
LYSOSOMES:
What are lysosomes?
FUNCTION:
ENDOPLASMIC RETICULUM (ER)
What is ER ?: FUNCTIONS:
ROUGHSMOOTHCHLOROPLASTS:
What is the only kind of cells that have chloroplasts?
FUNCTION:
VACUOLE:
What are vacuoles like?
FUNCTION:
How large are vacuoles?
CELL WALL
Where is the cell wall found?
Which kind of cells have cell walls?
Plant cell walls contain ______________________= makes plants STURDY
What is the function of cell walls? SUPPORT, PROTECTION
WHAT ARE CELLS CALLED THAT HAVE NO NUCLEUS and NO ORGANELLES WITH MEMBRANES?
WHAT ARE CELLS CALLED THAT HAVE A NUCLEUS and ORGANELLES WITH MEMBRANES?
WHICH KINDS OF CELLS ARE EUKARYOTES?
WHICH KINDS OF CELLS ARE PROKARYOTES?
HOW ARE BACTERIA, PLANT, AND ANIMAL CELLS ALIKE and DIFFERENT?
FILL OUT THE FOLLOWING VENN DIAGRAM BY PUTTING ANIMAL CELLS ON ONE SIDE AND PLANT ON
THE OTHER. PUT SIMILAR CHRARACTERISTCS IN THE OVERLAPPING SPACE.
How are active and passive transport different? What is the key component used in active transport (the actual
name of the molecule?
What is diffusion and how does concentration gradient and equilibrium fit into the definition?
What is facilitated diffusion?
What is osmosis and how is it different from diffusion?
How do carrier proteins and pumps work?
Draw a picture of a hypotonic, hypertonic, and isotonic solution.
How are endocytosis and exocytosis different?