jaquezfairey jaquezfairey

17-08-2021
Biology

contestada

How do simple organisms exchange substances?
O A. Directly across the alveoli.
OB. Through spiracles.
C. Directly across the external membranes.
D. Through specialized gas exchange systems.

Respuesta :

PossumTrash PossumTrash

17-08-2021

The answer is D. Through specialized gas exchange systems.

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