Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
one way two opening digestive tract
|
annalid and arthropod
|
|
|
intracellular(within the cell wall) digestion
(lysosome) |
protozoans
|
|
|
extracellular digestion in gastrovascular cavity
|
coelenterates
|
|
|
closed simple circulatory system
|
annalids
|
|
|
diffusion, cyclosis
|
protozoan/coelenterates
|
|
|
open circulatory system
|
arthropods
|
|
|
primitives central nervous system, brain composed of fused ganglia
|
annelids
|
|
|
nerve net
|
coelenterates
|
|
|
primitive central nervous system; brain composed of fused ganglia. also have specialized snsory organ
|
arthropods
|
|
|
produce uric acid in malpighian tubules and eliminate it via the rectum
|
arthropods
|
|
|
ammonia and CO2 diffuse directly into the environment
|
protozoans and coelenterates
|
|
|
excrete urea through nephridia in the skin
|
annelids
|
