Completa el cuadro , sustancia, entrar, salida, mecanimos

the answer will be a) proteins i believe

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.

the tricuspid valve is present between right atrium and right ventricle

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

hope it ,

bioteacher101