chapter 2 vocab, mcgraw hill

11 terms by KIROCO Teacher

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hypothesis

a proposed scientific explanation for a set of observations

cell culture

group of cells that form from a single cell

data

information gathered from observations

evolve

change over time

metric system

A decimal system of measurement whose units are based on certain physical standards and are scaled on multiples of 10

homeostasis

process of keeping internal conditions fairly constant

cell fractionation

a technique to separate the different cell parts

microscope

device that produces magnified images of structures that are too small to see with the unaided eye

biology

science that seeks to understand the living world

theory

well-tested explanation that unifies a broad range of observations

natural selection

a natural process resulting in the evolution of organisms best adapted to the environment

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