Answer:
Carbs, lipids (fats), proteins, and nucleic acids.
Answer:
For example, addition of an orange chromic acid reagent to some compounds causes the chromium reagent to change to a blue-green color (Figure 6.37a). This is considered a "positive" test result, and in this case indicates the presence of a functional group that can be oxidized (alcohol or aldehyde).
Answer:
The answer is B the girl is wright
it helps the plant develop healthier
