The transfer of food through a series of organisms by eating and being eaten is called a food chain.
Answer:
<h2><u>Mitral </u><u>Valve</u></h2>
- <u>Mitral valve</u>, between the left atrium and left ventricle
It is chloroplast because thats where everything happens and works
Answer:
<h2>C. To date rock layers</h2>
Explanation:
<em>They can help determine the relative age of rock layers</em>.
