click below
click below
Normal Size Small Size show me how
Biology Vocab
Question | Answer |
---|---|
Organisms | all living things |
Cells | smallest units of life |
homeostasis | stability/balance |
organelles | the compounds that make up life |
inhertiance of traits | DNA |
evolution | change in populations over time |
interdependency | all life depends on other living things |
gene | the basic unitiy of heredity |
heredity | passing of traits from parent to offspring |
mutation | change in the DNA of a gene |
evolution | change in the inherited characteristics of species over generations |
species | group of genetically similar organisms that can produce fertile offspring |
natural selection | process of which organisms with favorable traits are more likely to survive and reproduce |
ecology | branch of biology;that studies the interactions of organisms with one another and with the nonliving part of their enviroment |
genome | complete genetic material contained in an individual |
HIV | a virus that attacks and destroys the human immune system |
Cancer | a growth defect in cells, a breakdown of the mechanism that controls cell division |
cystic fibrosis | fatal disorder in which a thick, sticky mucus clogs passages in many of the body's organs |
gene therapy | replacement of a defective gene with a normal version |
observation | noting or perceiving objects or events using the species |
hypothesis | explanation that might be true |
prediction | expected outcome of a test |
PH | measure of the hydrogen ion concentration within a solution |
experiment | procedure to test a hypothesis |
control group | group in an experiment that recieves no experimental treatment |
independent variable | factor that is changed in an experiment |
dependent variable | variable that is measured in an experiment |
theory | set of related hypotheses that have been tested and confirmed many times |