Bacteria<span> break down the proteins contained in the bodies of plants and animals into ammonia through the process of decay. The next step in the </span>nitrogen cycle<span> is nitrification, which is carried out by </span>two <span>nitrifying </span>bacteria<span>: nitrosomonas and nitrobacter.
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Answer: D Celiac disease
Explanation: people with celiac disease eat gluten (a protein found in wheat, rye and barley), their body mounts an immune response that attacks the small intestine. These attacks lead to damage on the villi, small fingerlike projections that line the small intestine, that promote nutrient absorption. When the villi get damaged, nutrients cannot be absorbed properly into the body.
Autotrophs use photosynthesis
It can affect the pet and it's health.
