Carbon!
"Not every molecule in a living system is an organic compound." This statement is correct according to the definition of organic compounds as compounds containing carbon. For instance, water is a major component of living systems but is not "organic".
The ion nitrate is a component of inorganic compounds but also of organic compounds.
Starch is the principal component.
It is essential component of all organic compounds .
Carbon
Carbohydrates, Proteins, Lipids, and Nucleic Acids are the 4 Major Families of Organic Compounds.
Carbon is the indispensable component of all organic compounds.
No: Many important organic compounds, such as hydrocarbons and carbohydrates, do not contain any nitrogen. Nitrogen is, however, a vital part of the biologically important organic compounds called proteins.
Carbon is the essential component of all organic compounds.
Carbon and hydrogen. There are a few definitions of organic compounds but generally they have one or more C-H or C-C bonds. Organic chemistry is the component of chemistry that involves all aspects of organic compounds.
Carbohydrates,Lipids,Proteins and Nucleic Acids are the four major classes of organic compounds.
Not all compounds contain hydrogen, and there are many of these. Although there are also many, especially organic compounds, that do have hydrogen as a component.