989girlpower 989girlpower

01-04-2020
Biology

contestada

The sphincter is a _____ of muscle at an opening.
a. strip
b. pack
c. ring
d. band
e. network

Respuesta :

tgerman690 tgerman690

01-04-2020

Answer:

ring

Explanation:

ri

The sphincter is a ring of muscle surrounding and serving to guard or close an opening or tube

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julissa1566 julissa1566

01-04-2020

The answer to this is C.ring

Answer Link

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