Answer:
D) four.
Explanation:
The two atria hold the blood that circulates away from the heart. The heart has four one-way valves, which open and close with each heartbeat. The tricuspid valve and the mitral valve are located between the atria and allow the blood to flow from the atria to the ventricles. Also you don't have to but mind marking Brainliest?
Is this a true/false question?
UPDATE: I would say disagree.
Hi Brainiac, thanks for asking a question here!
Two healthy fats that are good for you would be
saturated<span>
and trans-saturated fats. Foods like soy, canola, and sunflower oil are considered healthy fats.
Answer: Letter C </span>✅
Hope
that helps! ★ If you have further questions about this question
or need more help, feel free to comment below or post another question and send
the link to me. -UnicornFudge aka Nadia