Intro to Biology Study Guide

biosphere

the area of earth with life

biodiversity

all the different types of life in an area

species

a single type of organism, able to breed amongst itself

biology

the study of life

organism

a single living thing

cell

the smallest unit of life

metabolism

the sum of all chemical processes in an organism

DNA

the chemical that makes up the genetic information of all living organisms

homeostasis

the ability to maintain separate from the environment

evolution

a gradual change in species over time

adaptation

changes that make an organism more suited to its environment

observation

things you detect with tools or senses

data

all information you gather

hypothesis

an educated guess

experiment

a trial to see if a hypothesis can be proven true

independent variable

the variable that is controlled

dependent variable

the variable that is not controlled

constant

something that always stays the same

theory

something proven over and over in science

stimulus

something to be reacted to

Signs of life

Signs of life

cells

all living things are, or are made up of individual units called cells

reproduction

the ability to pass genetic information to another generation

DNA

all living things share the universal genetic code

growth

living things change size

resperation/metabolism

living things obtain and use energy

response to stimulus

living things react to their environment

homeostasis

living things maintain a stable internal environment

evoloution

all living things change and become more adapted to their environment over time

Roots/Stems

Roots/Stems

mono

1

di

2

tri

3

tetra

4

penta

5

hexa

6

hepta

7

octo

8

nona

9

deca

10

arthro

joint

chromo

color

chemo

chemical

auto

self

photo

light

bio

life

troph

eating/feeding

itis

swelling

sym

together

con

with

hydro

water

aesth

senses

psych

mind

phono

sound

a/an

not or against

port

carry

kinetic

move

tele

distance

sia

process of

logy

study of

ify

to change or become