Glossary

Select a subject
Search for a definition...
Back to the Glossary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
R
S
T
U
V
W
X
Y
Z
Subject:

animals with three cellular body wall layers: the ectoderm, mesoderm and endoderm.

Subject:

a level an organism occupies in the food chain.

Subject:

an infectious disease caused by the bacterium Mycobacterium tuberculosis thatusually...

Subject:

the process whereby substances dissolved in the blood (such as H+ ions, nitrogenous waste and...

Subject:

a mass of undifferentiated cells resulting from uncontrolled mitotic cell division in body...

Pages