They are formed by natural processes like anærobic decomposition. They contain energy from ancient photosynthesis. They can literally be around 650 million years old.
Answer:
blood
Explanation:
Contractions of the myocardium pump blood through the circulatory system.
The answer is D. All of the above.. I just took the test (:
Answer: 26 stripes
Explanation:
On average, each plains zebra will have roughly 26 stripes per side. Mountain zebra - This is a threatened species, and is native to south-western Angola, Namibia, and South Africa. On average, each mountain zebra will have approximately 43 stripes per side.
