Yes, it is a weak acid called the citric acid
Answer:
adenine (A), cytosine (C), guanine (G), and thymine (T),
Explanation:
Carbon enters the atmosphere as carbon dioxide from respiration and combustion. Carbon dioxide is absorbed by producers to make carbohydrates in photosynthesis. Animals feed on the plant passing the carbon compounds along the food chain. ... The animals and plants eventually die.
The answer is D.) All the above
