Answer:
PLEASE MARK ME BRAINLIEST!!!!!!!
Explanation:
All three have sacs known as alveoli just beneath their plasma membranes.
Answer:
DISCULPA... HABLO ESPAÑOL...
PODRIAS AYUDARME? NO ME SIRVE EL TRADUCTOR Y NO SE COMO ENTRAR A BRAINLY VERSION ESPAÑOL
._. TODOS HABLAN INGLES AQUI... SOY COLOMBIANA
Explanation:
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Answer:
invertebrates. animal's without backbone.
verterbrates- animals with backbone
Is C.... I hope this helps
