Cell Structure and Function
This organelle is the control center of the cell
Nucleus
The total magnification of a microscope using a 10x eyepiece and a 40x objective lens is ____.
400 x
The movement of particles from an area of high concentration to an area of low concentration is called ____.
Diffusion
Red blood cells carry this important gas throughout the body.
Oxygen
The basic unit of life is the ____.
cell
These organelles are responsible for producing energy in the cell
Mitochondria
How should you carry a microscope?
One hand on the base, the other on the diaphram of the microscope
The diffusion of water across a membrane is called ____.
Osmosis
These tiny hair-like structures in the respiratory system help trap dust and move mucus. They also help cells move around too.
Cilia
A group of similar cells working together to perform a function is called a ____.
tissue
This organelle, found only in plant cells, is responsible for photosynthesis
Chloroplasts
The three main points of cell theory state that all living things are made of cells, cells are the basic unit of life, and
All cells come from pre-existing cells
When a cell is placed in a highly concentrated salt solution, water will move ____.
Out of the cell, causing it to shrink.
Name two differences between nerve cells and muscle cells.
Nerve cells send electrical signals; muscle cells contract for movement.
Name the four main types of tissue in the human body.
Nerve, Epithelial, fatty tissue, muscle
This structure provides support and protection for plant cells but is not found in animal cells.
Cell wall
This type of microscope uses electrons instead of light to view extremely small structures
Electron Microscope
Which famous comedian voiced Osmosis Jones, In Warner Brother's 2001 classic film, Osmosis Jones?
Hint: He got slapped by Will Smith a few years ago on national television
Chris Rock
Plant cells that transport water from the roots to the leaves are called ____.
Xylem. They look like funny straws
What is the correct order of organization in living things from smallest to largest?
Cells → Tissues → Organs → Organ Systems → Organism
This organelle is responsible for packaging and transporting proteins. It also has a funny name.
Golgi Apparatus
The microscope had two dials on it. ___________________ and ____________________. What are they?
Focus and Magnification
Explain why a freshwater fish placed in saltwater would struggle to survive
Water would leave the fish's cells due to osmosis, causing dehydration and possibly death
When a cell needs to expel waste, what is that process called?
Exocytosis
Explain why the digestive system is considered an organ system.
It is made up of multiple organs working together to break down and absorb food