Ch. 1 Terms Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Term | Definition |
biosphere | all organisms and the part of the earth where they exist |
biodiversity | variety of life within an area |
species | group of organisms so similar to one another that they can breed and produce fertile offspring |
biology | scientific study of all life forms |
organism | an individual living thing |
cell | basic unit of life |
metabolism | all chemical processes that synthesize or break down materials within an organism |
DNA | (deoxyribonucleic acid) molecule that stores genetic information in all organisms |
system | changing, organized group of related parts that interact to form a whole |
ecosystem | collection of organisms and nonliving things, such as climate, soil, water, and rocks, in an area |
science | knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws and principles that can be verifies or tested |
homeostasis | maintenance of constant internal conditions in an organism |
evolution | change in living things over time |
adaptation | an inherited trait that gives an advantage to individual organisms and is passed on to future generations |
observation | using our senses to study the world |
data | observations that can be analyzed |
hypothesis | proposed answer for a scientific question |
experiment | process that tests a hypothesis by collecting information under controlled experiments |
independent variable | a condition that is manipulated or changed by a scientist |
dependent variable | experimental data collected through observation and measurement |
constant | the conditions that do not change during an experiment |
theory | a proposed explanation for a wide range of observations and experimental results that is supported by a wide range of evidence |
measurement | the determination of the dimensions of something using a standard unit |
accuracy | a description of how close a measurement is to the true value of the quantity measured |
precision | exactness of a measurement |
microscope | enlarges an image of an object |
gene | a segment of DNA that stores genetic information |
molecular genetics | study an manipulation of DNA on a molecular level |
genomics | study and comparison of genomes both within and across species |
biotechnology | the use of and application of livings things and biological processes |
transgenic | organisms that have genes for more than one species, or have altered copies of their own genes |
Created by:
EliseD
Popular Biology sets