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chapter onee

chapter 1

TermDefinition
biosphere everything that lives on earth, and every place where those things live.
biodiversity the variety or all the different types of life on earth.
species a particular type of living things that can breed and reproduce.
biology study of all forms of life or all types of organisms.
organism any individual living thing.
cell basic unit of life.
metabolism chemical processes that happen in an organism. the break down and build up of molecules.
stimuli the response to enviornment
DNA(deoxyribonucleic acid) contains molecular instructions for growth and developement. passes genetic material.
system group of related parts that work together to make a whole.
ecosystem a biological system that includes living and non living things.
Homeostasis ability of an organism to keep its internal conditions about the same.
evolution the change in living things over time. the change in the genetic makeup of a population.
adaptation inherited characteristic that gives an advantage.
observation collecting information with your senses.
data recorded observations.
hypothesis a possible answer to a scientific question.
experiment test to see the affects of a situation.
independent variable the factor that is changed in an experiment.
dependent variable whats being measured in the experiment.
constants factors that do not change.
theory explanation supported by evidence.
microscope provides an enlarged image of an object.
gene segment of DNA that stores genetic information.
molecular genetics` study and manipulation of DNA on a molecular level. ability to change DNA of organisms.
genomics study of DNA sequences.
biotechnology use of living things and biological processes.
transgenic organisms organisms that have genes from a different species.
Created by: biologyy
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