Nitrogen from animal waste can be stored in bodies of water as nitrites.

nitrates.

ammonia.

nitrogen gas.

prism b but im not for sure

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

the answer is c.mitochondria. glad to .

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project