A | B |
SpontaneousGeneration | "theory that states that life can spring from nonliving matter" |
Metabolism | "sum total of all the chemical reactions that occur in an organism" |
Ingestion | "taking in of food" |
Digestion | "the process by which food is broken down into simpler substances" |
Respiration | "the process by which living organisms take in oxygen and use it to produce energy" |
Excretion | "the process of getting rid of waste materials" |
LifeSpan | time from conception to death |
Stimulus | "signal to which an organism reacts; change in the environment" |
Response | "some action or movement of an organism brought on by a stimulus" |
SexualReproduction | "reproduction usually requiring two parents" |
AsexualReproduction | "reproduction requiring only one parent" |
Homeostasis | "ability of an organism to keep conditions inside its body the same even though conditions in its external environment change" |
Element | "pure substance that cannot be separated into simpler substances by ordinary chemical means" |
Compound | "two or more elements chemically combined" |
DNA(Deoxyribonucleic Acid) | "nucleic acid that stores the information needed to build proteins and carries genetic information about an organism; the “code of life”" |
RNA(Ribonucleic Acid) | "nucleic acid that “reads” the genetic information carried by DNA and guides the protein-making process." |
Heterotroph | Organism which canNOT make its own food |
Autotroph | Organism which can make its own food |
Synonym for heterotroph | consumer |
Synonym for autotroph | producer |
Most living things need gases, food (energy), water, and _____ | space |
Living things are always made of ---- | cells |
Living things are able to ______ like kind at some point of life. | reproduce |
Living things use energy in processes called | metabolism |
Living things are called | organisms |
A complete living thing is an | organism |
Living things have ___ and ___ inside their cells. | DNA, RNA |
Living things ______ to a stimulus | respond |
Living things respond to a | stimulus |
As organisms grow they also change or | develop |
The prefix "auto" means | self |
The prefix "a" means | without |
The prefix "ex" means | out |
The prefix "gen" means | beginning |
The prefix "homo" means | same |
The prefix "hetero" means | different |
The basic unit of structure and function in an organism is a | cell |
building blocks of life | cells |
unicellular | made of one cell |
multicellular | made of many cells |