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Chapter 1 7th Grade

Across
Uses a magnetic field to focus a beam of electrons through an object or onto an object's surface
Ability to maintain steady internal conditions
Branched diagram that shows the relationship among organisms
Group of similar species
Series of descriptions arranged in pairs that leads to the identification of an unknown organism
Naming system that gives each organism a two word scientific name
Kingdom of species that are multicellular and make their own food
Thing that has all the characteristics of life
Down
Smallest unit of life
Group of organisms that have similar traits and are able to produce fertile offspring
Light microscope that uses more than one lens to magnify an object
Living things that are made of only one cell
Uses light and lenses to enlarge an image of an object
Kingdom of species that are simple, unicellular, and live in extreme environments
Living things that are made of two or more cells