Answer: carbon is an integral part of many biological processes, including reproduction, photosynthesis and respiration
Explanation: because carbon ability to form stable bonds with many elements, including itself.
The answer is DDDDDDDDDi hope help you!
Work out the area of it as if it were 2 dimensional them multiply by the depth.
The answer is vitamin D. This is actually a group of vitamins of similar molecular structure responsible for facilitating increased absorption of calcium, magnesium and phosphate from the gut. The most important of the vitamin D compounds are vitamin D3 and D2. While vitamin D can be obtained from your diet and supplements, the major source of vitamin D is from a chemical reaction dependent on skin exposure to the sun.