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Quiz 1 Biology

QuestionAnswer
What does Biology mean? study of life
What are molecules? groups of atoms
A stimulus is? signal to which an organism responds
Homeostasis is? process of maintaining a constant internal conditions of balance
Sexual reproduction means? cells from 2 different parents
asexual reproduction cells from 1 parent
cell colletion of living matter enclosed by a barrier
differentitation development of many types of cells with many different functions from a single original cell
What do living things need? both energy to do work and materials for building blocks
Living things? are units called cells, they reproduce, DNA, grow and develop, obtain and use materials and energy,respond to their environment, maintain a stable internal environment, change over time
One can study biology on various levels of organization molecules, cells, groupsof cells, organism, population, community, ecosystem, biosphere
Dependent variable also called responding variable
independent variable comes first
controlled variables things that are kept constant
hypothesis if than statement
laboratory equipment is permanent and durable
a procedure is an action
Created by: samwhi12
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