Explanation:
Karyotyping is <u>a test to examine chromosomes in a sample of cells</u>. This test can help identify genetic problems as the cause of a disorder or disease.

The inorganic compound is KH2PO4. Organic compounds must contain carbon and hydrogen in them to be chemically classified as organic.
The nitrogenous base found in DNA but not RNA is called thymine. That's what it bonds to.