Ammonia (NH3), nitrate ions (NO3), and nitrite ions (NO2) .
Answer:
See below
Explanation:
Q1. incomplete information given
Q2. Protein will be present so <u>test tube C.</u> Beef is a rich source of protein. Hence, the Biuret test will be relevant in this case since that is specific to detecting proteins.
Q3. Orange juice has ample amount of simple sugars (such as fructose, glucose), which are monosaccharides. So option A. Benedict test is required here.
Q4. Incomplete information provided
Q5. You need a certain kind of food that is rich in protein and simultaneously lacks fats. Here, skimmed milk is relevant - fat has been removed from the milk although protein is still present.
Answer;
-Thoracic
Thoracic because of the rib facet on the body and elongated spinous process
Explanation;
-Thoracic Vertebrae functions to hold the rib cage and protect the heart and lungs. The twelve thoracic vertebrae are numbered T1 to T12. The range of motion in the thoracic spine is limited.
-Distinguishing features of the thoracic vertebrae include; the presence of facets on the sides of the bodies for articulation with the heads of the ribs, and facets on the transverse processes of all, except the 11th and 12th vertebrae, for articulation with the tubercles of the ribs.