Living Organisms
Energy, Environment, Reproduction, Growth, Wastes
What are the characteristics of living things?
Anton van Leeuwenhoek
Who is the father of microbiology?
Having one cell
What is Unicellular?
The first part of the digestive system
What is the mouth?
Systems are made of this
What are organs?
Groups of similar cells
What are tissues?
What's the difference between a compound light microscope and an electron microscope?
Electron microscopes use beams of electrons instead of light and electron microscopes have a much greater magnification (present day electron microscopes can magnify up to 2,000,000x)
Organelle used for storage of waste materials in cells
What is a vacuole?
Which atrium of the heart contains deoxygenated blood? (right or left)
Right atrium
Hair-like structures in respiratory passages that trap and remove matter like dirt and bacteria that enters the passage
Cilia
Groups of tissues working together
What are organs?
The part of the microscope that you look through.
Eyepiece or Ocular Lens
How does an organism grow bigger using cells?
Organisms add more cells to their bodies rather than growing bigger cells. This occurs when cells divide.
Structures in the small intestine that increase the surface area of the small intestine for more efficient absorption of nutrients
Villi
The system responsible for sending food and oxygen around the body
What is the circulatory system?
What is a cell?
What are two keys points of Cell Theory?
All living things are composed of one or more cells
Cells are the basic unit of structure and function in all organism
The tissue that transports sugars to and from the leaves to the rest of the plant
What is Phloem tissue?
Multicellular organisms can grow larger, they can live in a variety of environments, they can obtain their energy from a wise variety of foods
The respiratory system brings in __________ and gets rid of __________?
Brings in oxygen and gets rid of carbon dioxide
Most organisms have _________ that perform certain functions to keep the organism alive
Cells -> Tissue -> Organs->_________________
Systems
Plant cells have this, animal cells do not
What are chloroplasts and cell walls?
What is the difference between osmosis and diffusion?
Diffusion is the movement of any substance from a region of its higher concentration to a region of lower concentration whereas osmosis can only occur with liquids, most often water.
Why do arteries have much thicker muscles surrounding them?
It's so that they can carry blood under pressure away from the heart
What is known as the "silent killer"?
High blood pressure (hypertension) because they may not feel ill