Biology

Prefixes (quantities)

100

tri-

3

200

bi-

2

300

uni-

1

400

mono-

1

500

omni-

all

Prefixes (others)

100

exo-

outer

200

endo-

inner

300

micro-

small

400

atmo-

air

500

zyg-

pair

Suffixes

100

-ology

the study of

200

-ologist

the person who studies

300

-sphere

round

400

-scope

to watch or see

500

-vore

to eat

Skin & Bones

100

External covering on some animals (examples of animals with these: crabs, lobsters, scorpions, ticks, spiders)

Exoskeleton

200

Internal Bones

Mammals, reptiles, birds, fish, and amphibians have this

Endoskeleton

300

Outer layer of skin

Epidermis

400

Inner layer of tissue or skin

Endodermis

500

Specialized cell that produces skin color

Melanin

Family Trees

100

The study of origin or birth

Geneology

200

The passing of physical or mental characteristics genetically from one generation to another

Heredity

300

An individual's observable traits (example: height, eye color, blood type)

Phenotype

400

An individual's unique set of DNA; the genetic makeup of an organism

Genotype

500

A set of genetic information with a low probability of being expressed in an individual (example: if two parents have brown eyes, it is not likely that their child will have blue eyes even if someone in their family line has blue eyes.)

Recessive gene