Answer:
The heart valves
Explanation:
The heart valves prevent blood from flowing in the wrong direction in the heart. The valves are held in the proper place because of the chordae tendinae.
<span>Your body stores energy as glycogen in muscle tissue and the liver. This glycogen is stored glucose(a carbohydrate).</span>
It’s because it has to be pg
This is an advantage because there will not be any harmful chemicals/pesticides in the food we eat
Answer:
was caused by global warming that left ocean animals unable to breathe. The largest extinction in Earth's history marked the end of the Permian period, some 252 million years ago
Explanation:
