Characteristics of Life
Things that have all the characteristics of life.
What is Organisms.
An organism's ability to maintain steady internal conditions when outside conditions change.
What is Homeostasis.
A Greek philosopher named ________ was one of the first people to classify organisms.
Who was Aristotle.
In 1600, Robert Hooke made one of the most significant discovers using a ___________.
What is microscope.
System that gives each organism a 2-word scientific name.
What is Binomial Nomenclature.
The basic unit of life.
What is a Cell.
Maintaining certain conditions ________, ensures that cells can function.
What is Homeostasis.
Aristotle placed all organisms into 2 large groups ______ and ______.
What is plants and animals.
In the late 1600's Anton van Leeuwenhoek made _____________ to the first microscope.
What are improvements.
A group of organisms that have similar traits and are able to produce fertile offspring.
What is a Species.
Living things are made of only one cell.
What is Unicellular.
If cells cannot function normally, then an organism might become _____ or even ___.
What is sick, and die.
In 1700's Carolus Linnaeus, classified organism based on similar _____________.
What is structures.
Use light and lenses to enlarge an image of an object.
What is a Light Microscope.
A group of similar species.
What is a Genus.
Living things that are made of two or more cells.
What is Multicellular.
When outside environment becomes too hot or too cold, your _____ responds.
What is body.
In 1969, Robert Whittaker proposed a __-kingdom system for classifying organisms.
What is 5.
A light microscope that uses more than one lense to magnify and object.
What is a Compound Microscope.
Scientific names are important. Each species has its own scientific name and they are the same __________. This makes communication more effective because every uses the same name for the same species.
What is worldwide.
The process by which one organism makes one or more new organisms.
What is Reproduction.
Your body sweats, shivers or changes the flow of _______ to maintain a body temperature of 37oC.
What is blood.
Today all organisms are classified into one of 3 _______ and then into one of 6 _________.
What are domains and kingdoms.
Use a magnetic field to focus a beam of electrons through an object on onto an object's surface.
What is Electron Microscope.
A series of descriptions arranged in pairs that leads the user to the identification of an unknown organism.
What is a Dichotomous Key.