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Pearson LS Chapter 2

Chapter 2 Living Things

TermDefinition
cell basic building block of life
unicellular made of a single cell; like bacteria or protists
multicellular made of many cells; like plants or animals
stimulus changes in surroundings which cause an organism to react
response an action or change in behavior
development process of change during an organisms life
spontaneous generation living things come from nonliving things
homeostasis maintenance of stable internal conditions no matter what is happening outside
taxonomy the scientific study of how things are classified
classification the process of grouping creatures based on similarities in form
binomial nomenclature each creature receives a unique, two-part name
prokaryote creature that lacks a nucleus or other membrane-bound organelles
organelles structures that carry out specific functions inside cells
biogenesis living things come from other living things
Theodor Schwann concluded that all animals are made of cells
Matthias Schleiden concluded that all plants are made of cells
Rudolf Virchow concluded that all cells come from living cells
Robert Hooke invented the term “cells” when viewing cork under a microscope
Anton van Leeuwenhoek invented the term animalcule to describe single-celled creatures he saw in water
Francesco Redi conducted the famous decaying meat experiments - supported biogenesis
Louis Pasteur conducted experiments on bacteria and broth - supported biogenesis
Created by: MrGross
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