Answer:
1. C
2. A
3. D
4. D (I think)
5. C
Explanation:
I knew some things, and I goo.gled some.
The answer is true letter a
High cholesterol<span> can lead to the buildup of plaque in </span>artery<span> walls. This buildup is called atherosclerosis. It can lead to coronary </span>artery<span> disease (CAD), heart attack, stroke or transient ischemic attack (TIA), and peripheral </span>arterial<span>disease</span>
Answer:
A. Mantle
Explanation:
Mantle is the process that drives plate tetonics, thus being that layer of the Earth.
Answer:Valves stop blood flowing backwards
Explanation: Valve are flags of tissue that control the direction of the blood in our heart.,it prevent the backwards flow of blood. valves regulate blood from flowing back into the atria.The right and left atrio-ventricular valves prevent blood from flowing backwards into atria. When the ventricle is full,the valve prevent backwards flow of blood.
